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Answer:
h'(3) = 26
Step-by-step explanation:
h(x) = 3f(x) +5g(x) +3 . . . . . . . given
h'(x) = 3f'(x) +5g'(x) . . . . . . . . take the derivative
h'(3) = 3f'(3) +5g'(3) . . . . . . . use x=3
h'(3) = 3(2) +5(4) = 26
