Home
Class 11
MATHS
In a DeltaPQR , if 3 sin P+4 cos Q=6 and...

In a `DeltaPQR` , if 3 sin P+4 cos Q=6 and 4 sin Q+3 cos P=1 , then the angle R is equal to

A

`(5pi)/6`

B

`pi/6`

C

`pi/4`

D

`(3pi)/4`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

In a DeltaPQR if 3 sinP+ 4 cosQ=6 and 4 sinQ+3 cosP=1 then the acute angle R is .....

If in a triangle PQR , sin P, sin Q, sin R are in A.P., then

If 3sin A + 4 cos A = 5 , then find the value of 4 sin theta - 3 cos theta .

If cos x+ cos y = 1//3 , sin x + sin y=1//4 " then " cos (x+y)=

If sin theta + cos theta = and sin^(3) theta + cos^(3)theta = q, then p(p^(2) - 3) =

int(2 sin x+3 cos x+4)/(3 sin x+4 cos x+5)dx.