3. Let and be functions such that(-3)=7,f'(-3)=-2,g(4)=-3,g'(4)=1. Determine(fg)(4). 4. Let f be the function such that f(1)=-2, f'(1)= 9 and f'(-2)=. Determine f2)'(1) and (fo f)'(1). 5. Let g (x) =(f (x3)). Determine g'(2), given that f(8)-1,f'(8)=2.
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