If `2sin^2B-cos^2B=2` THEN B is
1-0
2-90
3-45
4-30

If 2 sin^2 beta - cos^2 beta = 2 then beta is a. 0^o b. 90^o c. 45^o d. 30^o

If 2sin^(2)beta-cos^(2)beta = 2 ,then beta is (a ) 0° (b) 90° (c) 45°

If 2sin^(2)beta-cos^(2)beta = 2 ,then beta is (a ) 0° (b) 90° (c) 45°

The value of sin^2 30^@ cos^2 45^@ + 5 tan^2 30 + 3/2 sin^2 90^@ - 3 cos^2 90^@ is

The value of 152 ( sin 30^@ + 2cos^2 45^@ + 3 sin 30^@ + 4 cos^2 45^@ + …+ 17 sin30^@ + 18 cos^2 45^@) is

2sin^(2)B+4cos(A+B)sin A sin B+cos2(A+B)=

The value of (4 tan^2 30+1/4 sin^2 90+ 1/8 cot^2 60+ sin^2 30. cos^2 45)/ (sin60.cos30-cos60.sin30) is/ (4 tan^2 30+1/4 sin^2 90+ 1/8 cot^2 60+ sin^2 30. cos^2 45)/ (sin60.cos30-cos60.sin30) का मान है

Evaluate : sin^2 30^@ cos^2 45^@ + 4 tan^(2)30^@ + 1/2 sin^2 90^@-2cos^(2) 90^@ +1/(24)

The value of sin^2 30^@ cos^2 45^@ +4 tan^2 30^@+ 1/2 sin^2 90^@+ 2cos 90^@ is : sin^2 30^@ cos^2 45^@ +4 tan^2 30^@+ 1/2 sin^2 90^@+ 2cos 90^@ का मान ज्ञात करें |