CBSE > Class 10 > Mathematics | CBSE Board | Homework Help

Use the quadratic formula to determine the roots of the quadratic equations given below and take special note of: the expression under the square root sign and the type of number for the final answer (rational/irrational/real/imaginary) and we find that those ans are 1.equal to 0 ( 2.less then 0 3. And more then 0

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Find the value of 'a' so that the point (3,9) lies on the represented by 2x-3y=5

Posted by Saksham Jaiswal 5 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Gaurav Seth 5 years, 5 months ago

It is given that , ( 3 , a ) lies on the line 2x - 3y - 5 = 0 Substitute x = 3 , y = a in the equation We get , 2 × 3 - 3a - 5 = 0 6 - 3a - 5 = 0 1 - 3a = 0 1 = 3a 1/3 = a a = 1/3

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(Sin3A+cos3A)/sinA+cosA + sin3A - cos3A/sinA+cosA=2

Posted by Urmikumari Mahato 5 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Nisha Saha 5 years ago

???

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2 x square - 3 x 5 is equal to zero

Posted by Manoj Sharma 5 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Asil Khalifa 5 years, 5 months ago

2x² -3*5 =0 2x² = 15 x² = 7.5 x= √7.5 =2.74 or -2.74 (approx.)

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10+10+30+10+90+11+23+35+378+679×6893+3784+63+÷63+579×4578÷245+×3476×4

Posted by Ananya Shiroley 5 years, 5 months ago

CBSE > Class 10 > Mathematics

2 answers

Unknown One 5 years, 5 months ago

8823976.029

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Sporty⚾⚽? Boy ??? 5 years, 5 months ago

8823976.029

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Holiday home work of linear equations in one variable

Posted by Nandan Kumar 5 years, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

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How to write class 10 ch 1 ex 1.1 q2 to get better mark

Posted by F M A 5 years, 5 months ago

CBSE > Class 10 > Mathematics

2 answers

F M A 5 years, 4 months ago

But how

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Vibhu Singh 5 years, 5 months ago

Its so easy

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Class ten exercise 1.2

Posted by Saurabh Mishra 5 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Ishika ? 5 years, 5 months ago

Available in the app..,....☺️

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Why we have to change class intervals

Posted by Kashvi Kundar 5 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Ishita Khadpe 5 years, 4 months ago

each class intervals in such a way so as to make those limits continuous.

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G(x) = x ki power 3 +3x and p(x) x ki power 2 + 3xki power 4+ 2x

Posted by Punita Siwach 5 years, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

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A diameter of a circle has the extreme points (7, 9) and (-1, -3). What would be the co-ordinates of the Centre

Posted by Rahaman Shirajudeen 5 years, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

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What is sinA.sinB

Posted by Saroj Gulia 5 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Saroj Gulia 5 years, 5 months ago

Dear that's not in ur syllabus

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Tell me thearom 6.3

Posted by Deepali Mahangade 5 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

? Pranali.A.P ? 5 years, 5 months ago

the congruency of a triangle, if two sides of a triangle and angle between them are equal, both the triangles are congruent to each other.

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Hey guys which type of thing u like the most - Travel, Animals, plants, nature, Writing or any other mention

Posted by Suryansh Singh 5 years, 5 months ago

CBSE > Class 10 > Mathematics

4 answers

Ishika ? 5 years, 5 months ago

Music???????????

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Sana(Silent Love).. ?? 5 years, 5 months ago

Nature

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Kritika ♥️ 5 years, 5 months ago

Travel

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? Pranali.A.P ? 5 years, 5 months ago

Animals like ? dogs and ? cats

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Give that HCF of16,100 is 4.find the LCM of 16,100

Posted by Parteek Malik 5 years, 5 months ago

CBSE > Class 10 > Mathematics

2 answers

Unknown One 5 years, 5 months ago

400

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Ishita Khadpe 5 years, 5 months ago

Answer: 400 Step-by-step explanation: we know that LCM(a,b)×HCF(a,b)=a×b so LCM(16,100)=16×100/4 which is equal to 400 so the answer is 400

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A positive integer m when divided by 11 gives remainder 6 if 4m+5 is divided by 11 what will be the remainder?

Posted by Vaishnavi Borade 5 years, 5 months ago

CBSE > Class 10 > Mathematics

3 answers

Vaishnavi Borade 5 years, 5 months ago

M=11q+6 4m=44q+24 4m+5=44q+29 4m+5=11(4q+2)+7 4m+5=11k+7 Let 4q+2=k Therefore remainder is 7

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Vaishnavi Borade 5 years, 5 months ago

But the answer is 7 ishita

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Ishita Khadpe 5 years, 5 months ago

Answer: answer is 269 Step-by-step explanation: "m" is a positive integer and gets 6 as a remainder when divided by 11.... so, m=6(11) therefore, m=66 4m+5, 4 (66) + 5 = 264 + 5 = 269

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If sin A=3/4 caluculate cos A and tan A

Posted by Manu Battineni 5 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Pavan Kumar 5 years, 5 months ago

CosA=5/4,tanA=3/5

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1-60×1/80/15

Posted by Vanshika Baliyan 5 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Nisha???????? Bharti 5 years, 5 months ago

1-60x1/80x15 =1-1/20 =20-1/20 =19/20 ans__

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If tan theta + cos theta equal 2 find sec square theta into cosec square theta

Posted by Prakash Pant 5 years, 5 months ago

CBSE > Class 10 > Mathematics

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The sum of roots of quadratic equation 3x²-9x+5

Posted by Randhir Mehta 5 years, 5 months ago

CBSE > Class 10 > Mathematics

2 answers

Lucifer?? Morningstar?? 5 years, 5 months ago

Sum of root=alpha+bita= -b/a => -(-9)/3= 3

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? Pranali.A.P ? 5 years, 5 months ago

59/9 is the sum of root of both equation

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2x-7y=5xy

Posted by Payal Singh 5 years, 5 months ago

CBSE > Class 10 > Mathematics

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If angle A and Angle B are acute angle, where CosA=CosB. Show that Angle A= Angle B

Posted by Om Prakash Mishra 5 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Lucifer ? Morningstar? 5 years, 5 months ago

A/q,CosA=CosB => AC/AB=BC/AB => AC=BC . Here,we know that any triangle whose two adjacent side are equal then it's corresponding angle are also equal. So, angleA=angle B.

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In which topic should I make Blogs?

Posted by Suryansh Singh 5 years, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Drift? Boi? 5 years, 5 months ago

Blog is a type of social adventure in this u should blog on any yopic like poorness , animals ,gagets ,places and many things.

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The compound interest on a certain sum at a certain rate of interest for the 2nd year is Rs720 and for the 3rd year is 864 .find the principle and rate of interest

Posted by Priya Srivastava 5 years, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

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I am good cricketer can i continue study after getting chance in ipl

Posted by Rohan Kumar 5 years, 5 months ago

CBSE > Class 10 > Mathematics

3 answers

Anureet Kaur 5 years, 5 months ago

Yes u can......... ☺

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Omprakash Rath 5 years, 5 months ago

If u wish u can ..study never ends

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Sana(Silent Love).. ?? 5 years, 5 months ago

If u think that u r having the capability to play ipl nd if your parents r not having any prblm with ur decision.......so why not u can continue your study after getting chance in ipl.....

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tan60 °+ 4sin45°+ 3sec30° + 5cos90° upon cosec30°+ sec60° - cot30

Posted by Sana(Silent Love).. ?? 5 years, 5 months ago

CBSE > Class 10 > Mathematics