Question

If [2sinA + cosec A] = 2√2, 0° ; A ; 90°, then the value of 2[sin^4A + cos^4A] is:

Answer 1

Answer:

hope it will help you:-)

Answer 2

Answer:

put 45°

2sin45 + cosec45

2×1/√2+√2

√2+√2

2√2

2[sin^4.45 +cos^4 45]

2[1/4+1/4]

2×2/4

1. ans