Math, asked by mdimtiyaz0690, 7 months ago

simplify:sin²A-cos²B+sin²(90-theta)-cos²(90-B)

Answers

Answered by Durgesh18415

1

Answer:

0

Step-by-step explanation:

sin^2x + cos^2x = 1

also sin^2(90 - x) = cos^2 x

hence 1 - 1 = 0

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