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Mathematics 8 Online
OpenStudy (anonymous):

The expression sin(30° + θ) + cos(60° + θ) is equivalent to: sinθ OR cosθ OR tanθ OR none of the above

OpenStudy (anonymous):

A.

OpenStudy (anonymous):

\[\cos (\theta ) \]

OpenStudy (anonymous):

is it a or b? why sidd gave me wrong answer?

OpenStudy (anonymous):

Set theta to zero and evaluate the problem expression. The result is 1. The cosine of zero is 1. The sine of zero is zero.

OpenStudy (anonymous):

B Damit. M bad.

OpenStudy (anonymous):

*my

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