Math, asked by Saksham0505, 11 months ago

Solve this........................

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Answered by tom933

1

sin57÷ sin33 +cos42÷ sin48 - 4 cos²45

sin(90-33) ÷ sin33 + cos (90-42) ÷ sin48 -4(1/√2) ²

sin48÷ sin48 + sin48 ÷ sin48 -(4/2)

1+1-2
=0

Saksham0505: Solve it without using trigonometric table

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