samanthac8204 samanthac8204
  • 22-09-2020
  • Mathematics
contestada

If f(x) = -7x4 - 4x3 - 8x2 + 12 ; find f(-3)

Respuesta :

bereket60
bereket60 bereket60
  • 22-09-2020

Answer:

−519

Step-by-step explanation:

Use the given functions to set up and simplify f(−3).

Answer Link
sidhu36
sidhu36 sidhu36
  • 22-09-2020

Step-by-step explanation:

f(x)=7x⁴-4x³-8x²+12

now keep (-3 )in place of x

f(3)=7(-3)⁴-4(-3)³-8(-3)²+12

f(3)=7(81)-4(-27)-8(9)+12

f(3)=567+108−72+12

f(3)=619

Answer Link

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