Math, asked by sharon17, 1 year ago

evaluate
cos225-sin225+tan495-cot495

Answers

Answered by kittu49

11

cos225-sin225+tan495-cot495
=cos(π+45)-sin(π+45)+tan(5π/2+45)-cot(5π/2+45)
=-cos45+sin45-cot45+tan45
=(-1/√2)+(1/√2)-1+1
=0 answer

Answered by YaahwanthSunny

5

Answer:

Tan495*

Tan(90*5+45)

-cot45

=-1

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