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ANSWER

Find the value(s) of z if z^ 2 + 1 z^ 2 =2,z not equal to 0

Posted by Navneet Kumar Bhaskar 3 years, 10 months ago

CBSE > Class 10 > Mathematics

1 answers

Neelam Kumari 3 years, 10 months ago

Z²+z²= 2z =\ 0 Z²+z²-2z=0 Put z=0 0²+0²-2(0)=0

ANSWER

Sum of n term

Posted by Manish Mandal 3 years, 10 months ago

CBSE > Class 10 > Mathematics

2 answers

M R 3 years, 9 months ago

It is equal to n divided by 2 times the sum of twice the first term – 'a' and the product of the difference between second and first term-'d' also known as common difference, and (n-1), where n is numbers of terms to be added. Sum of n terms of AP = n/2[2a + (n – 1)d]

Neelam Kumari 3 years, 10 months ago

N/2{2a+(n-1)d}=Sñ Sñ= n/2{a+añ}

ANSWER

2x^2+ 2X+6=0

Posted by Aryan Jaisawal 3 years, 10 months ago

CBSE > Class 10 > Mathematics

1 answers

Eashan Singla 3 years, 10 months ago

use quadratic formula

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Express each number as a product of its prime number 5005 and 7429

Posted by Gopika Ramesh 3 years, 10 months ago

CBSE > Class 10 > Mathematics

0 answers

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In a temple the number of flower offering to an idol is equal to the total number of idols in the temple. two more idle will established over there now also placed over the equal number of flower to the equal number of idle but 24 hours are needed. determine the previous number of idol in temple

Posted by Upendranath Mahato 3 years, 10 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

Work out 3 digit number divisible by 5,11,3,8 ?

Posted by Silviya Carmel 3 years, 10 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

The angle of dispersion of the top and bottom of an 8m tall building from the top of a multi-storeyed building are 30 degree and 45 degree respectively. Find the hightof the multi-storyed building and the distance between the two buildings

Posted by Govind Singh Yadav 3 years, 10 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

3√5x^2+25x-10√5=0

Posted by Atharva Shinde 3 years, 10 months ago

CBSE > Class 10 > Mathematics

1 answers

Palak Srivastava 3 years, 10 months ago

3root5x^2+30x-25x-10root5=0 3x(root5x+10)-5root5(root5x-10) (3x-5root5) (root5x-10) X=5root5/3,10/root5

ANSWER

Radies =0.35 It revolve =450

Posted by Applous Baraily 3 years, 10 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

If 5*0=0, and 7*0=0 then 5*0=7*0 is not 5=7

Posted by Sanchita Kadam 3 years, 10 months ago

CBSE > Class 10 > Mathematics

1 answers

Rashi Yadav 3 years, 10 months ago

No 5 is not equal to 7

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Unfair means matlab What impact on result

Posted by O O 3 years, 10 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

Are the board copies checked by computer

Posted by O O 3 years, 10 months ago

CBSE > Class 10 > Mathematics

5 answers

Harsh Malik 3 years, 9 months ago

Saloni Chaudhary 3 years, 10 months ago

Silviya Carmel 3 years, 10 months ago

Arjun Kumar 3 years, 10 months ago

Shwêtã Árîc 3 years, 10 months ago

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Quadratic equations : ( x - 2 ) ( x + 1) = (x-1) (x+3)

Posted by Mahak Khan 3 years, 10 months ago

CBSE > Class 10 > Mathematics

1 answers

M R 3 years, 9 months ago

(x−2)(x+1)=(x−1)(x+3) ⟹x 2 +x−2x−2=x 2 +3x−x−3 ⟹x 2 −x 2 +x−2x−3x+x−2+3=0 ⟹−3x+1=0

ANSWER

Is x= -4 a solution of 2x²+5x-3=0 ?

Posted by Trupti Toke 3 years, 10 months ago

CBSE > Class 10 > Mathematics

3 answers

Vipan Sachdeva 3 years, 10 months ago

It is not a sol as it is not satisfying the quad.eqn.

Paun Nandini 3 years, 10 months ago

Ans:-9

Ritesh Chandra 3 years, 10 months ago

ANSWER

How can I find roots of quadratic equations by quadratic formula?

Posted by Abhay Sharma 3 years, 10 months ago

CBSE > Class 10 > Mathematics

1 answers

Sanjeev Tiwar 3 years, 10 months ago

First Find Discriminant D=b^2-4ac Then put the value of D in Given Formula X= -b plus or minus √D upon 2a

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I need chapter 14.1and 2 3 solution

Posted by Muskan Khan 3 years, 10 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

Construct a triangle ABC in which angle b is equal to 60 degree BC is equal to 6.7 cm and a b + AC is equal to 10 cm

Posted by Lokesh Yadav 3 years, 10 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

How to solve quadratic equations by complete square

Posted by Manmohan Rana 3 years, 10 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

The shaded region is segment of a circle. AB is the chord of the circle, M is the midpoint of AB, C is on the circumference and CM perpendicular AB. If MB=a and CM=a(2-√3), what is the area of shaded region?

Posted by Sai Pranathi Bhupathiraju 3 years, 10 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

360 oranges are distributed equally among a certain number of boys. Had there been 3 boys less, each would have gotten 4 oranges more. Find the number of boys .

Posted by Shivam Sharma 3 years, 10 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

The speed of a board is 15 km per hr in still water goes 30 km down strem and comes back in total 4 hr 30 min what is the speed of the stream

Posted by Siri Jagadeesh 3 years, 10 months ago

CBSE > Class 10 > Mathematics

2 answers

Manish Routhan 3 years, 10 months ago

30/x+15(30)/x-15=4.5, 60x/x²-225=4.5

Arun Patel 3 years, 10 months ago

30/X+15 +30/x-15=4.5 60x/x*2 - 225=4.5

ANSWER

Find the value of 7 sec square B -7 tan square B

Posted by Chanchal Yadav 3 years, 10 months ago

CBSE > Class 10 > Mathematics

3 answers

Manish Routhan 3 years, 10 months ago

Arun Patel 3 years, 10 months ago

7sec*2 - 7tan*2=7(sev*2 -tan*2) =7

Sahwag Raj 3 years, 10 months ago

ANSWER

Prove that the trangets drawn at the ends of a diameter of a circle are parallel

Posted by Tushar Pandey 3 years, 11 months ago

CBSE > Class 10 > Mathematics

2 answers

Manish Routhan 3 years, 10 months ago

Ab by ao=bo, oa=ob=Ab oa and ob are perpendicular to tangents so tangents are parallel

Arun Patel 3 years, 10 months ago

AB diameter A-o-B OA=OB=AB OA andOB are perpendicular to tangents So tangents are parallel

ANSWER

FIND THE H.C.F OF 120÷168 EUCLID LEMMA

Posted by Seerat_Binti_Nissar Seerat_Binti_Nissar 3 years, 11 months ago

CBSE > Class 10 > Mathematics

3 answers

Manish Routhan 3 years, 10 months ago

168/120=1+48. 120/48=2+24. 48/24=2+0 Hcf is 24.

Kiran G 3 years, 11 months ago

A+B square

É Z H Í L 😤👿😤 3 years, 10 months ago

168/120=1+48 120/48=2+24 48/24=2+0 Then the HCF is 24 Hence proved!!!

4Thank You

ANSWER

Have you any doubt in any question

Posted by Rishav Kumar 3 years, 11 months ago

CBSE > Class 10 > Mathematics

3 answers

@Ritesh Verma 3 years, 11 months ago

Vishnu Vardhan 3 years, 11 months ago

Nai

Ayush Dubey 3 years, 11 months ago

What is ph

ANSWER

When cbse released term 1 marks class 10

Posted by Arjun Sahani 3 years, 11 months ago

CBSE > Class 10 > Mathematics

4 answers

Chanchal Tanwar 3 years, 7 months ago

14 March

Pushpanjay Pathak 3 years, 11 months ago

After term 2 examination

Shourya Sipolya 3 years, 11 months ago

15 days after term 1

Vishwak Sen Mishra 3 years, 11 months ago

2Sept

ANSWER

Kis kisko kaunsa QUESTION PAPER CODE mila share kare

Posted by Qasid Ashraf 3 years, 11 months ago

CBSE > Class 10 > Mathematics

3 answers

Shivangi Joshi 3 years, 11 months ago

030/1/4

Arjun Sahani 3 years, 11 months ago

03014 very hard

Qasid Ashraf 3 years, 11 months ago

030/1/4

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what was the value of tan (60-30 °

Posted by Gungun Kumari 3 years, 11 months ago

CBSE > Class 10 > Mathematics

4 answers

Nitin Tripathi 3 years, 11 months ago

1/√3

Vishnu Vardhan 3 years, 11 months ago

Cot30

Abhi Jain 3 years, 11 months ago

1/root 3

Rudra Rajput Rudra Rajput 3 years, 11 months ago

Shivani singh

ANSWER

If i got 10 marks in class 10 term 1 then i will pass or not ? Help

Posted by Arjun Sahani 3 years, 11 months ago

CBSE > Class 10 > Mathematics

5 answers

Arjun Sahani 3 years, 11 months ago

Thanks bhai

Gungun Kumari 3 years, 11 months ago

S Malini 3 years, 11 months ago

It's just marks. Term 1 and 2 marks will be added to declare the result. So no worry. Concentrate on Term 2

Drishti Gupta 3 years, 11 months ago

Samman Nirvan 3 years, 11 months ago