lori0
lori0 lori0
  • 17-10-2017
  • Mathematics
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WILL GIVE BRAINEST
If f(x)=5x^2-3....

WILL GIVE BRAINEST If fx5x23 class=

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sparkROCK
sparkROCK sparkROCK
  • 17-10-2017
(f−g)(x)=f(x)−g(x)
plug every thing in 
5x2−3−(x2−4x−8)
then solve 
5x2−3−x2+4x+8
=4x2+4x+5
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