यदि theta=45^(@) तो cos^(2)theta-sin^...

यदि `theta=45^(@)` तो `cos^(2)theta-sin^(2)theta` का मान निम्नलिखित में से कौन-सा है ?

A

`1`

B

`1/2`

C

`0`

D

`3/2`

लिखित उत्तर

Verified by Experts

The correct Answer is:

0

Promotional Banner

Promotional Banner

Recommended Questions

यदि theta=45^(@) तो cos^(2)theta-sin^(2)theta का मान निम्नलिखित मे...
Text Solution
|
यदि sin theta =1/2 तथा theta एक अधिक कोण है , तो cottheta का मान होगा
Text Solution
|
3(cot^2 theta-cos^2 theta)= cos^2 theta, theta^@ यदि 3(cot^2 theta-cos...
Text Solution
|
What is the value of [2 sin (45 +theta) sin (45 -theta)]//cos 2 theta?...
Text Solution
|
If sec theta (cos theta + sin theta) = sqrt2, then what is the value o...
Text Solution
|
If sin theta+cos theta=sqrt2 sin (90-theta) then the value of cot thet...
Text Solution
|
If sin theta+cos theta= 17//13, 0 यदि sin theta+cos theta= 17//13, 0 <...
Text Solution
|
If sin theta=4 cos theta, then what is the value of sin theta cos the...
Text Solution
|
If Cosec theta=13/12, then Sin theta +Cos theta -tan theta is equal t...
Text Solution
|