Question

$cos^{2}5.cos^{2}75=??$​

Answer 1

Answer:

I THINK THIS IS YOUR ANSWER, FRIEND

cos^2 5 = 0.906307

cos^2 75 = 0.707106

Then

= 0.906307-(-0.707106)

= 0.906307 + 0.707106

= 1.613413.

HERE IS YOUR ANSWER, FRIEND

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