1. Evaluate the following:
() sin 60° cos 30° + sin 30° cos 60°
Answers
Answered by
0
Answer:
1
Explanation:
it is in the form of sinAcosB + cosAsinB = sin(A+B)
so the answer is sin(60+30)
i.e. sin 90
sin 90 = 1
Answered by
0
Answer:
Sin60°cos30° + sin30°cos60° =1
Explanation:
Sin60°cos30° + sin 30°cos 60°
=Sqrt(3)/2*sqrt(3)/2+(1/2)(1/2)
= 3/4+1/4=4/4=1
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