missmelissa100 missmelissa100
  • 19-02-2021
  • Mathematics
contestada

Let f(x) = -8x + 4 and g(x) = 3x2 + 5. Find f(7) + g(7) .

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stliah
stliah stliah
  • 19-02-2021

Answer:

-7

Step-by-step explanation:

substitute both x's for 7:

(-8(7)+4)+ (3(7)2+5)

= -54 + 47

= -7

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