17-03-2021
Mathematics

contestada

If f is a linear function for which
f(3) = 2
and
f(−3) = 14,
find
f(9).

Respuesta :

17-03-2021

Answer:

Step-by-step explanation:

slope of linear function = (f(-3)-f(3))/(-3-3) = (14-3)/(-6) = -11/6

Equation for line of slope -11/6 that passes through (3,2):

y-2 = (-11/6)(x-3)

y = (-11/6)x + 15/2

When x=9, f(x) = (-11/6)9 + 15/2 = -9

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