butter1202
butter1202 butter1202
  • 16-04-2018
  • Mathematics
contestada

Find (g*f)(3) please help

Find gf3 please help class=

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penfila11Pen
penfila11Pen penfila11Pen
  • 16-04-2018
 Hey there :)

f ( x ) = 3x - 2
g ( x 0 = x²

( g · f )( 3 ) = g ( 3 ) · f ( 3 )
                 = ( 3 )² · [ 3 ( 3 ) - 2 ]
                 = 9 · [ 9 - 2 ]
                 = 9 · 7
                 = 63
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