Bobtheboi6 Bobtheboi6
  • 19-09-2021
  • Mathematics
contestada

Pls help. No files pls. Will give brainliest.

Pls help No files pls Will give brainliest class=

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AlgebraicAardvark
AlgebraicAardvark AlgebraicAardvark
  • 19-09-2021

To find f(-20), first figure out which piece x = -20 fits with.

Since -20 < -12, x = -20 first in the domain used by the third piece.

For f(-20), treat this function as if it was just f(x) = 3x-7.

f(-20) = 3(-20) -7

         = -60 - 7

         = -67

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