Question

5Ccos%28%20%5Calpha%20%29%20%20%3D%20%20%5Ccos%2830%29%20" id="TexFormula1" title="4 \cos(60 + \alpha ) \sin(30 + \alpha ) \cos( \alpha ) = \cos(30) " alt="4 \cos(60 + \alpha ) \sin(30 + \alpha ) \cos( \alpha ) = \cos(30) " align="absmiddle" class="latex-formula">
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Answer 1

Answer:

i am very bad at o math i am only at 8 sorry

Step-by-step explanation:

if you could give me a brainliest.