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Proof that :- SinA /1+cosA + 1+cosA/sinA = 2cosecA

Posted by Eshnoor ???? 5 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Manas Mishra 5 years, 8 months ago

from LHS - sinA /1+ cosA + 1+ cosA / sinA = sin^2A + ( 1+cosA)^2/ (1+cosA) sinA = sin^2A +1+2cosA+ cos ^2A/(1+ cos A) sinA = ( sin^2A + cos^2A) +1 +2cosA / (1+ cosA)sin A = 1+1+2cosA /(1+cosA)sinA =2+2cosA/(1+cosA)sinA = 2(1+cosA)/(1+cosA)sinA =2/sinA =2* 1/sinA =2cosecA HENCE PROVED.

ANSWER

Hlw friends what are you doing now?? Aap sab maths mein ncert use ker rahe Ho ya reference book

Posted by ꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Gunjan Sharma?? 5 years, 8 months ago

i m using last 10 year

ANSWER

if alpha and beta are the 0s of a quadratic poly x^2-x-4 find the valu of 1/alpha+1/beta-alpha×beta

Posted by Aartik Marathe 5 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Cute?? Nakhroo?? 5 years, 8 months ago

Ans is -15/4

ANSWER

solve the pair of equations : 5/x-1 +1/y-2 = 2 ; 6/x-1 + 3/y-2 =1

Posted by Ayush Chand 5 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Manas Mishra 5 years, 8 months ago

x =14/5 and y = 5/7

ANSWER

Ja mat di likh ka start krna paper sab acha hoga

Posted by Tanisha Kalia 5 years, 8 months ago

CBSE > Class 10 > Mathematics

4 answers

Manas Mishra 5 years, 8 months ago

absolutely right

Aadya Singh 5 years, 8 months ago

Okh ✌??

Gunjan Sharma?? 5 years, 8 months ago

??

Ayush Chand 5 years, 8 months ago

?????

ANSWER

Player A throws a pair dice and records the sum of the numbers as 9 apperaring on the two dice and B throws a die and records the number after adding 4 to the number appearing on the die.who has a better chance of getting number 9?

Posted by Geetika Ghosh 5 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Manas Mishra 5 years, 8 months ago

B has a better chance of getting number 9 . probability ( player A getting number 9) =1/9 , probability ( player B getting number 9) = 1/6 . clearly, probability ( player B getting number 9 ) > probability ( player A getting number 9 ).

ANSWER

Yarr koye batawo math kaisa question aayaga

Posted by Abdul Wahid Reshal 5 years, 8 months ago

CBSE > Class 10 > Mathematics

4 answers

Aditya Kumar 5 years, 8 months ago

Standard walo ka ncert math +exempler Basic walo ka ncert math

Śěřãj The Cute? 5 years, 8 months ago

??????????????

Rishu ? 5 years, 8 months ago

Diksha????

Shreya S❤ 5 years, 8 months ago

???

ANSWER

Gysss ek ques btado meko trignometric identities

Posted by ??? ??? 5 years, 8 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

Are koi batao yaar standard math ki preparation kaise kare

Posted by Rishu ? 5 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

??? ??? 5 years, 8 months ago

Sample ppr and ncert only

ANSWER

Tum me se kon kon brainely use karta hai

Posted by Śěřãj The Cute? 5 years, 8 months ago

CBSE > Class 10 > Mathematics

3 answers

Śěřãj The Cute? 5 years, 8 months ago

Mai bhi

Shivang Sharma 5 years, 8 months ago

Mein bhi

Shashank Reddy 5 years, 8 months ago

Mein use karta hui

ANSWER

If median of this data is 27.5 then find value of x 24,26,x+2,x+3,30,37

Posted by Śěřãj The Cute? 5 years, 8 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

Finnd the first four terms of an AP whose first term is -2 and common difference is -2.??

Posted by Rohit Chettry 5 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Aadya Singh 5 years, 8 months ago

-2 , -4 , -6 , -8 , -10.....

ANSWER

Maths m sbse jyada practice kis book ki kro main plz apne opinion do guyss

Posted by ??Cute?? Niharoo?? 5 years, 8 months ago

CBSE > Class 10 > Mathematics

8 answers

Śěřãj The Cute? 5 years, 8 months ago

????

Śěřãj The Cute? 5 years, 8 months ago

Bhai bhawan se kon padta hai hum to usme rahte hai

Abhishek Maurya 5 years, 8 months ago

Sahitya Bhawan se practise karo...

Śěřãj The Cute? 5 years, 8 months ago

Yes because ncert se hi to rd banti hai

Modh Niyati 5 years, 8 months ago

R D sharma one of the best book.

??Cute?? Niharoo?? 5 years, 8 months ago

Other books are not important like ncert ,rs ,exampler

Rajdeep Pratap 5 years, 8 months ago

RD Sharma wil be best for 12th march exam

Bull Boy 5 years, 8 months ago

If you practice full RD Sharna book you will get 75+

ANSWER

Guess me ?

Posted by Gaanu ??? Silent Girl 5 years, 8 months ago

CBSE > Class 10 > Mathematics

44 answers

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Can i ask

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

I want to ask question of maths

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Thanx

Aadya Singh 5 years, 8 months ago

Bolo bhaiya...kuch bolna k kya...??? ?

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Are chali gayin kya

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Nahi bye nahi

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Sahi kaha hai na deedee

Aadya Singh 5 years, 8 months ago

Okh....bye??

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Pita roke bhi hmm hasate hain, but mummy marke rulake khud bhi roti hain

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

But

Aadya Singh 5 years, 8 months ago

Vo to sbb sunte h ????

Aadya Singh 5 years, 8 months ago

Mai kyu angry houngi bhaiya...?? ???

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Papa aur mummy ki

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Please angry mat hona Deedee din bher dat khata hun

Aadya Singh 5 years, 8 months ago

Kya batau....???? ??

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Kya ker sakta hun aapke liye

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Batao

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Ha

Aadya Singh 5 years, 8 months ago

Hii brother, bhaiya, Bhai ??

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Hlw deedee ,bahan, sister

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

But abhi main soke Uda hun to Maine ek question puchhne ke liye Deedee se Bolne bala tha but name nahi maloom tha

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Are aap hi to kah rahi Ho padne Ho to pado Sab yahi kahte hain padta to hun but aaj se math ki study karoonga daily 6 hours only

Aadya Singh 5 years, 8 months ago

Nhi bhaiya...abhi nhi gyi ????lekin ja rhi...bye?

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Chali gayin kya Deedee

Aadya Singh 5 years, 8 months ago

Mai to gussa nhi ho rhi ?

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

If you not want then no any problem

Aadya Singh 5 years, 8 months ago

Naam likha to h bro....padh lo na...padhne aata h na...???? ????

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Aap ho rahi Ho??????

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Main bas aapka name puchh raha tha sis

Aadya Singh 5 years, 8 months ago

Kaun angry ho rha h...?? ????

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Don't angry please????

Aadya Singh 5 years, 8 months ago

To kya jarurat h mujhe identify karne ki...?? ?yha padhne aaye ho to padho...

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

It's okk

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Nahi majak nahi ker raha hoon

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Actually main new here So I'm not able to identify untill you not share information about yourself

Aadya Singh 5 years, 8 months ago

Insaan hu ??

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Aap kon hain

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Hlw hlw hlooooo

Aadya Singh 5 years, 8 months ago

Kisse...??? ?

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Can i ask something from you

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Aap ye baar baar kaha chali jati hain

Aadya Singh 5 years, 8 months ago

Honey...???? ?????

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Hlw

Aadya Singh 5 years, 8 months ago

???

ANSWER

Numbers Of letters 0...5 5....10 1....15 15....20 20....25 Numbers Of surnames 20 60 80 32 8 ?

Posted by Ak Aastha 5 years, 8 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

200 surnames were randomly picked up from a local telephone directory and the frequency distribution of the number of letter in english alphabets in the surnames was obtained as follows ? ( 4 marks )

Posted by Ak Aastha 5 years, 8 months ago

CBSE > Class 10 > Mathematics

2 answers

Ak Aastha 5 years, 8 months ago

Kyy?

Ronit Maran 5 years, 8 months ago

Ap na questions paper banaya he

ANSWER

Is class 10 ncert math is enough for math standard ?

Posted by Arjun Vatsa 5 years, 8 months ago

CBSE > Class 10 > Mathematics

3 answers

Abhishek Maurya 5 years, 8 months ago

Yes

Ak Aastha 5 years, 8 months ago

Hnji

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Of course

ANSWER

Find the median of the following: Cl frequency 0-20 6 20-40 8 40-60 10 60-80 12 80-100 6 100-120 5 120-140 3

Posted by Surya Kumar 5 years, 8 months ago

CBSE > Class 10 > Mathematics

3 answers

Śěřãj The Cute? 5 years, 8 months ago

Pahle cf nikal lo phir fi ko total karlo phir usse tumhara n nikal aayega phir n ko 2 se divide kar do phir answer aayega 25 aur ye 60-80 ke ke beech aayega Tumhara l hoga 60,f hoga 12 cf 24 h hoga20 n/2hoga 25 then put it into median formula your amswer is come 61.6

Śěřãj The Cute? 5 years, 8 months ago

Answer hai 61.6

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Hii

ANSWER

Obtain all zeroes of x^4-7x^3+17x^2-17x+6 if two of its zeroes are 3and 5

Posted by George Jaimon 5 years, 8 months ago

CBSE > Class 10 > Mathematics

3 answers

Śěřãj The Cute? 5 years, 8 months ago

Bhai bata de kaise aaaya

꧁༒☬Sowndu☬༒꧂???꧁༒????༒꧂ ??? 5 years, 8 months ago

Mera aa gaya

Śěřãj The Cute? 5 years, 8 months ago

Answer to nikal hi nahi raha

ANSWER

Essay chapter in mathematics

Posted by Munireddy Ekambaram 5 years, 8 months ago

CBSE > Class 10 > Mathematics

6 answers

??? ??? 5 years, 8 months ago

AP ,Real no.,polynomial, probability,statistics

Abhishek Maurya 5 years, 8 months ago

All the chapters are easy in maths class 10

Gaanu ??? Silent Girl 5 years, 8 months ago

Application of trigonometry

Śěřãj The Cute? 5 years, 8 months ago

Wo hai but last exercise nahi

Salomi Edward 5 years, 8 months ago

Introduction to Trignometry

Śěřãj The Cute? 5 years, 8 months ago

14 15 1 2 3 4 5 8leave last exercise 11

ANSWER

If the sum of the sum of the quadratic polynomial 3X _kx +6

Posted by 12 Free Fire Gameing 12 Free Fire Gameing 5 years, 8 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

In a triangle ABC onr of the angle is 25% more than the sum of other two. Then what is the largest angle of a triangle

Posted by Krishankant Sharma 5 years, 8 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

Finding a girl iff any one single then text me on Instagram ID= shorav_shrwt

Posted by Shorav Sehrawat 5 years, 8 months ago

CBSE > Class 10 > Mathematics

7 answers

Shorav Sehrawat 5 years, 8 months ago

It was a prank to check the girls sincerity and actully i am not single

Gaanu ??? Silent Girl 5 years, 8 months ago

Wht nonse?

Gaanu ??? Silent Girl 5 years, 8 months ago

Hey shorav dont use insta in this time use after all exams over k ha!

Aadya Singh 5 years, 8 months ago

Lol??????

Śěřãj The Cute? 5 years, 8 months ago

Nahi milegi

Sanaya Sharma ???? 5 years, 8 months ago

hey shorav what the rubbish u are doing on this app

♛?????♛ . Developer . 5 years, 8 months ago

Is this the way to approach a girl???

ANSWER

2_3 ,3_2

Posted by Heena Khan 5 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Śěřãj The Cute? 5 years, 8 months ago

Heena quastion to pura likho

ANSWER

Ncert exampler is given or not

Posted by Parth Mittal 5 years, 8 months ago

CBSE > Class 10 > Mathematics

3 answers

Arpit Wadhwa 5 years, 8 months ago

Yesßsss

??(｡☬Ashu☬｡)?? Bhardwaj 5 years, 8 months ago

Khusi ke q

??(｡☬Ashu☬｡)?? Bhardwaj 5 years, 8 months ago

Abhi science me ayo smarkee

ANSWER

koi h jo mujhe o pehchan ske ku m kon hu?? guessss

Posted by Sanaya Sharma ???? 5 years, 8 months ago

CBSE > Class 10 > Mathematics

15 answers

Sanaya Sharma ???? 5 years, 8 months ago

byao mikku ho kya agar tmne e bta dai to hm tme apna real name and address bta dege.. promise

Shaurya Thakur ?? 5 years, 8 months ago

same here maine bhi standard li h , or ab dimag khrb hora ?

Sanaya Sharma ???? 5 years, 8 months ago

bakwass aur upar s hmne standard leke aur pareshani create kr li

Shaurya Thakur ?? 5 years, 8 months ago

Khushi (a ) tumhari math kaise h? ?

??(｡☬Ashu☬｡)?? Bhardwaj 5 years, 8 months ago

Bolo

Sanaya Sharma ???? 5 years, 8 months ago

mera real name khushi ni h mera real name a s suru hota but e mera nick name h kisi ko btana mt..secret

Sanaya Sharma ???? 5 years, 8 months ago

ek bt btau payal but mujhse koi sawal mt krna

Shaurya Thakur ?? 5 years, 8 months ago

koi mera reply he ni krta..?

Shaurya Thakur ?? 5 years, 8 months ago

khushi hiiii

Shaurya Thakur ?? 5 years, 8 months ago

mikku ni aayi ajj ??

??(｡☬Ashu☬｡)?? Bhardwaj 5 years, 8 months ago

Hii

Shaurya Thakur ?? 5 years, 8 months ago

khushi hi ho Khushi??sharma se Khushi sharma cute girl kar lia name change Ashu bhai apni khusi h tumhari bhen

Shreya S❤ 5 years, 8 months ago

Who r u ??

Sanaya Sharma ???? 5 years, 8 months ago

no not at alll

??(｡☬Ashu☬｡)?? Bhardwaj 5 years, 8 months ago

Mary ho

ANSWER

If n is an odd positive integer, show that (n^2 -1 )is divisible by 8

Posted by Ujjval Mittal 5 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Anurag Singh ?? 5 years, 8 months ago

Ncert solution dekh lo

ANSWER

Maths exam me kaun se section se start karna zyada acha rahega

Posted by Salomi Edward 5 years, 8 months ago

CBSE > Class 10 > Mathematics

5 answers

??Cute?? Niharoo?? 5 years, 8 months ago

Koise se bhi krlo fir bhi sare krne or fir bhi

Sarah Ansari 5 years, 8 months ago

Begin from A

Akanksha Maurya 5 years, 8 months ago

A

Ujjval Mittal 5 years, 8 months ago

A if your speed is fast and d if you are slow in writing

Anushri Sahu 5 years, 8 months ago

I think start from section d

ANSWER

Are aaj mikku nahi dikhi

Posted by Śěřãj The Cute? 5 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Sanaya Sharma ???? 5 years, 8 months ago

agar uski id bni h to old chats m dekho pta lag jaega

ANSWER

Is ncert is sufficient for standard math

Posted by Anushri Sahu 5 years, 8 months ago

CBSE > Class 10 > Mathematics

4 answers

Sarah Ansari 5 years, 8 months ago

Yes,but solve previous year papers and some questions from side book as well.

Arpit Wadhwa 5 years, 8 months ago

Yes but your fundamentals should be clear As seen from previous years the questions are repeatedly asked from ncert only 2-3 questions come from outside that are also easy no need worry ALL THE BEST FOR YOUR PREPARATION

Vikas Saini 5 years, 8 months ago

No

Modh Niyati 5 years, 8 months ago

No bri

ANSWER

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