806
Answer Key
T ( x ) = 1 2
x +3
121 .
T ( x ) =4 x −5 123 . h ′( x ) =3 x 2 f ( x )+ x 3 f ′( x ) 125 . h ′( x ) = 3 f ′( x ) ⎛ ⎝ g ( x )+2 ⎞ 127 . 16 9 129 . Undefined 131 . a. 2, b. does not exist, c. 2.5 133 . a. 23, b. y =23 x −28 ⎛ ⎝ g ( x )+2 ⎞
⎠ −3 f ( x ) g ′( x )
⎠ 2
135 . a. 3, b. y =3 x +2
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