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(√3-1)cosx +(√3+1)sinx=2

Posted by Karan Vishwakarma 6 years, 2 months ago

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Sec (1-sin) (sec + tan ) https://upload.wikimedia.org/wikipedia/commons/thumb/4/4d/Equal_symbol.svg/500px-Equal_symbol.svg.png 1

Posted by Rajvir Singh 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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Mo-m=2 and mo+m=60

Posted by Chauhan Aastha 6 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Mohit Meena 6 years, 2 months ago

Not answerable

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Can we not solve question no.1 of miscellaneous exercise of chapter , permutaion and combination by finding permutation directly? Why?

Posted by M.Razihaider Jafri 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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Out of 100 students 15 pass in English, 12 passed in mathematics, 8 in science, 6 in English and mathematics,7 in mathematics and science, 4 in English& science 4 in all the three Find how many student pass in i) english & mathematics but not in science ii)mathematics & science but not in English iii) mathematics only

Posted by Luhenba Chingangbam 6 years, 2 months ago

CBSE > Class 11 > Mathematics

3 answers

Jigar Jat 6 years, 2 months ago

2 ans. 11 3 ans. 1

1Thank You

Jigar Jat 6 years, 2 months ago

1 ans is 14

1Thank You

Hirak Jyoti Pathak 6 years, 2 months ago

1)6-4=2 2)7-4=3 3)12-9=3

1Thank You

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Show that cos²x +cos ²(x+60) + cos ²(x-60) =3/2

Posted by Mudita Sharma 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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Write first five terms of each of the sequence a1= An=3An_1 +2 for all n less then 1

Posted by Varun Sharma 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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By which number (-1/6) power -4 must be divided to get 6??

Posted by Neeraj Sharma 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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√4+3√-20

Posted by Sanjeev Sharma 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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√4+3√-2.

Posted by Sanjeev Sharma 6 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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√

Posted by Sanjeev Sharma 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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If (1+x)^n=a0+a1x+a2x^2+------+anx^n prove that 2^n=(a0-a2+a4-------)+(a1-a3+a5------)

Posted by Pragya Agrawal 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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The perimeter of a triangle ABC is 27cm and its area is 81cm.its radian is

Posted by Bipin Devgharia 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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Defin function,domain,

Posted by Vinod Pal 6 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Ayush Vishwakarma 6 years, 2 months ago

Function has only one value of one input ..and domain is said to be that if the element has first no..

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Is {a} belongs to {a,b,c} ?

Posted by ?????? ???? . 6 years, 2 months ago

CBSE > Class 11 > Mathematics

2 answers

Naman Khandelwal 6 years, 2 months ago

It doesn't belong to (a,b,c) it is its subset

0Thank You

Shweta Yadav 6 years, 2 months ago

Yes

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Posted by Shivam Dangwal 6 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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|√3sinx -cosx|>1

Posted by Santosh Sharma 6 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Jigar Jat 6 years, 2 months ago

[0,1]

1Thank You

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Chapter 3 ques no 22

Posted by Stupid Sahil 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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Chapter 2 example 5

Posted by Harsh Phalswal 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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What is the value of tanpy by 8

Posted by Harsh Phalswal 6 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Let 32 persons are sitting around a round table.In how many ways can 3 persons be chosen among them so that no two persons are adjacent to each other nor diametrically opposite

Posted by Psy Lun 6 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Ronak Poddar 6 years, 2 months ago

Its 32 16 C - C 3 3

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cos2a+cos2b+cos2c=1-4sinasinbsinc

Posted by Rahul Sahu 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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Square root

Posted by Bhawana Chhillar 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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a+b formula

Posted by Diptanu Dey 6 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Gautam Dhingra 6 years, 2 months ago

(A+B)×(A+B)=A×A+B×B+2AB

1Thank You

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a+b×a-b is equal to what

Posted by Priti Kumari Dubey 6 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Gautam Dhingra 6 years, 2 months ago

A square-b square

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Find square root of -16+30¡

Posted by Mohit Gulia 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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If 2tanA=3tanB Prove tan(A-B) = sin2B/(5-cos2B)

Posted by Jeevan Verma 6 years, 2 months ago

CBSE > Class 11 > Mathematics

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12+16+24+40+........+nth term =4(2 to power n-1)+8n

Posted by Vijay Shanker 6 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Write down all possible proper subsets of the set {1,{2,3}}.

Posted by Atharv Baranwal 6 years, 2 months ago

CBSE > Class 11 > Mathematics

4 answers

Sia ? 6 years, 2 months ago

The proper subsets are given by {1}, {2}, {3}, {1, 2}, {2,3}, {1, 3}.

2Thank You

Monika Phalswal 6 years, 2 months ago

Because 2,3 are also a set itself So 2 and 3come in double brackets

1Thank You

Monika Phalswal 6 years, 2 months ago

Sia it is wrong answer sis

1Thank You

Rishi Kashyap 6 years, 2 months ago

1,2,3

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Explain and illustrate the concept of argument,modulus and polar form of a complex number

Posted by Rahul Verma 6 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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