Respuesta :

Problem 1

Answer: Choice A

Vertically stretching it by a factor of 2 is the same as compressing it horizontally by a factor of 2

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Problem 2

Answer: choice B

Add up the functions to get

M(s) + L(s) = (225+0.65s) + (54 + 1.15s)

M(s) + L(s) = (225+54) + (0.65s+1.15s)

M(s) + L(s) = 279 + 1.80s

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