Math, asked by mrsmampi2, 9 months ago

cos^60⁰, cos^45⁰, cos^30⁰ are in A.P.

Answers

Answered by aryan073

1

Step-by-step explanation:

so their d will be

=cos45-cos60

=1/root2-1/2

2-root2/2root2

a=cos60

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