Asked by Jenette
If cos 3 theta=sin 30 find the value of theta without using a calculator
Is theta = sin 30/ cos 3
= 10
Is theta = sin 30/ cos 3
= 10
Answers
Answered by
Fred Rand
NO
sin 30 = .5
so cos 3theta = .5
3theta = 60
theta = 20
sin 30 = .5
so cos 3theta = .5
3theta = 60
theta = 20
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