Math, asked by nityasriya, 7 months ago

If a, =cos" a+sin" a then 2a - 3a

Answers

Answered by tennetiraj86

1

Step-by-step explanation:

Given that : a= cos " a+ sin " a

2a-3a = -a = -(cos "a+ sin"a)

" this means in the given problem is square then we get -(1)=-1

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