Answer:
what is the answer choices
Step-by-step explanation:
It’s A, as you can tell from my picture
= cos( -x ) * [ - sin( - x ) ] = cosx * sinx ;
cosx * sin x is the right answer !
<span><em>The independent variable is "The number of his friends" </em>
<em>Equation:</em>
<em>5x</em>
which is same as <em>5</em><em></em><em />×x
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