Please find the answer for no. 5
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(5). Sin 75 degrees.
It can be written as sin(30 + 45).
It is in the form of sin(A + B) = SinA cos B+ cos A sin B
= sin(30) cos (45) + cos(30) sin(45)
=
=
=
Hop this helps!
It can be written as sin(30 + 45).
It is in the form of sin(A + B) = SinA cos B+ cos A sin B
= sin(30) cos (45) + cos(30) sin(45)
=
=
=
Hop this helps!
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