The Ieast value of `2sin^2theta + 3 cos^2 theta` is

A

1

B

2

C

3

D

5

Verified by Experts

Similar Questions

Explore conceptually related problems

Find the least value of 2 sin^(2) theta+ 3 cos^(2) theta .

sin^2theta+cos^2theta=1 .

Solve sin^(2) theta gt cos^(2) theta .

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

Statement I The maximum value of sin theta+costheta is 2. Statement II The maximum value of sin theta is 1 and that of cos theta is also 1.

Solve sin 3 theta + cos 2 theta = 0 .

If sin theta_1 + sintheta_2 + sin theta_3 = 3 then find the value of cos theta_1 + cos theta_2 + cos theta_3.

The maximum value of the expression (1)/(sin ^(2) theta + 3 sin theta cos theta + 5 cos^(2) theta ) is __________.

The expression nsin^(2) theta + 2 n cos( theta + alpha ) sin alpha sin theta + cos2(alpha + theta ) is independent of theta , the value of n is

Find the maximum and minimum value of cos^(2) theta- 6 sin theta cos theta + 3 sin^(2) theta + 2 .