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What is the benefit of studying trigonometry?

Posted by Pari Keshwani 7 years, 9 months ago

1 answers

Riya Sharma 7 years, 9 months ago

Trigonometry is mainly studied for finding heights which we cannot determine with any instrument for example height of a building,mountain by knowing angle of alleviation and the distance bw the subject and the object.

4Thank You

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Find the equation of line which passes through (h,k)and also the mid point intercept of axis of the line ax+by+c=0.

Posted by Karan Biswal 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the equation of the altitude of the triangle whose vertices are (2,3),(7,-1)&(-2,3).

Posted by Karan Biswal 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the equation of the altitude of the

Posted by Karan Biswal 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the coordinates of point R which divide the joints of the point P(0,0,0) and Q(4,-1,-2) in the ratio 1:2 externally and verify that P is the mid-point of RQ

Posted by Gaurav Soni 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the equation of the line through the intersection of 5x-3y=1 and 2x+3y-23=0 and perpendicular to the line 5x-3y-1=0.

Posted by Kumar Himanshu 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

How to prove rhombus

Posted by Abhishek Sharme 7 years, 9 months ago

CBSE > Class 11 > Mathematics

2 answers

Gaurav Bansal 7 years, 9 months ago

To show that sides are equal and diagonal are not.

1Thank You

Abhishek Sharme 7 years, 9 months ago

Why

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The sum of n terms of an A.P is 3n² + 5n it's m term is 164 .find the value of m

Posted by Vaibhav Soni 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Komal Bhamu 7 years, 9 months ago

1Thank You

ANSWER

General solution of 2cosx + 3sinx = 0

Posted by Tanuj Tj 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Sin x²

Posted by Yaman Kumar 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

The hypotenuse of an isoscles right angle triangle has its ends at the points (1,3)&(-4,1)find the equation of the legs(perpendicular sides) of the triangle

Posted by Kamal Goyal 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

The mean and variance of 7 observation are 8 and 16 respectively .if 5 of the observation are 2,4,10,12,14,find the remaining 2 observation.

Posted by Sonu Goswami 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

If A(1,2) and B(3,4) then how many subsets will (A)(B) have?

Posted by Amit Bishnoi 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Gaurav Bansal 7 years, 9 months ago

Both have 4 subsets.

1Thank You

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sinBcosA+sinAcosB if sinA =4/5 and cosb=12/13

Posted by Ashu Soni 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Navpreet Kaur 7 years, 9 months ago

Using sin(A+B) Identity

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ANSWER

If two set are equal and diffrent union and intersection theorm

Posted by Aman Jangra 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Posted by Aditya Pratap Singh Chauhan 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find equation of a line passing throug the point (2,2) and whose sum is 9

Posted by Ajay Yadav 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Aastha Sarswat 7 years, 9 months ago

2x + y =6 or x + 2y = 6

0Thank You

ANSWER

What is the value of sigma?

Posted by Yash Tiwari 7 years, 9 months ago

CBSE > Class 11 > Mathematics

2 answers

Lalita Kumari 7 years, 9 months ago

Sum of total data.☺️

1Thank You

Honey 8 7 years, 9 months ago

It means "sum of"

1Thank You

ANSWER

What mean by sets

Posted by Karan Rathore 7 years, 9 months ago

CBSE > Class 11 > Mathematics

2 answers

Riya Sharma 7 years, 9 months ago

A well defined collection of objects is called a set

1Thank You

Aastha Sarswat 7 years, 9 months ago

Collection of objects

2Thank You

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How to find domain of sin x

Posted by Puja Jeevanandham 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Aastha Sarswat 7 years, 9 months ago

Domain means value of x here we can take x = anything.

1Thank You

ANSWER

Equation of ellipse

Posted by Harshit Bajpai 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Deep Dhar 7 years, 9 months ago

(x/a)^2 + (y/b)^2

0Thank You

ANSWER

2nC2:nC2=12:1

Posted by Varun Kumar 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

The sum of first 3 terms of a G. P. IS 16 and the sum of next 3 terms is 128. Determine the first term, the common ratio and the sum to n terms of the G. P.

Posted by Prince Nigam 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Rohan Gupta 7 years, 9 months ago

r=2 and first term, a=16/9

2Thank You

ANSWER

In a survey of 55 students, it was found that 25 had taken mathematics, 22 had taken physics and 21 had taken chemestry , 12 had taken mathematics and physics, had taken mathematics and chemistry, 8 had taken physics and chemistry. If 12 students had taken none of the three subjects .find the number of students who had taken:

Posted by Prince Nigam 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Posted by Prince Nigam 7 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Kya parabola main diameter hota hai?

Posted by Amit Singh Rajawat 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Gaurav Bansal 7 years, 9 months ago

Parabola ka koi diameter nhi hota vo infinity tak jata hai but parabolic reflector ka hota hai

1Thank You

ANSWER

CosA+cosB

Posted by Adarsh Agrawal 7 years, 9 months ago

CBSE > Class 11 > Mathematics

2 answers

Komal Bhamu 7 years, 9 months ago

2cos(A+B)/2cos(A-B)/2

0Thank You

Talha Sarfraz 7 years, 9 months ago

CosAcosB-sinAsinB

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ANSWER

Physics

Posted by Ishu Sharma 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Aastha Sarswat 7 years, 9 months ago

Bhot achi h

0Thank You

ANSWER

Find the value of trigonometric functions in sec 105°

Posted by Ishita Shimpi 7 years, 9 months ago

CBSE > Class 11 > Mathematics

1 answers

Keshav King 7 years, 9 months ago

Sec(60+45)° =1/cos(60+45)° now apply the formula of cos(a+b)

2Thank You

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If sin square x + sin square y - sin square z = k. sin x .sin y. sin z. Then what is the value of k...????

Posted by Jitanshu Das 7 years, 9 months ago

CBSE > Class 11 > Mathematics

2 answers

Komal Bhamu 7 years, 9 months ago

Sinx.cosecy.cosecz+siny.cosecx.cosecz+sinz.cosecx. cosecy

0Thank You

Honey 8 7 years, 9 months ago

Sinx.siny.sinz ? Not sure tho.. asking..

1Thank You

ANSWER

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