Answer:
see explanation
Step-by-step explanation:
Differentiate using the product rule
Given y = f(x)g(x), then
= f(x). g'(x) + g(x). f'(x)
here f(x) = ⇒ f'(x) =
g(x) = cosx ⇒ g'(x) = - sinx
Hence
= (- sinx) + cosx
= cosx - sinx
$98
|AB|=
A(-11,8) and B(-5,22)
|AB|==
= x2 + x -6
= 3x -6
hope this helps. have a good day.
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