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  1. Which is the equation of the power function p(x) = ax3 where p(2) = 48?
Ap(x) = 24x3
Bp(x) = 6x3
Cp(x) = 6x3
Dp(x) = 8x3
  1. Which is the completely factored form of 27x3 + y6?
A(3x + y2)3
B(3x + y2)(9x2 + y4)
C(3x y2)(9x2 + 3xy2 + y4)
D(3x + y2)(9x2 3xy2 + y4)
  1. Which function is an even function?
Af(x) = x2
Bf(x) = 6x3
Cf(x) = x 2
Df(x) = 2x3 + 2

Verified Answer :

HomertheGenius

1 ) p ( 2 )= 6 · 2³ = 6 · 8 = 48
Answer: B ) p ( x ) = 6 x³
2 ) 27 x³ + y^6 = ( 3 x + y² ) ( 9 x² - 3 x y² + y^4 )
Answer: D )
3 ) For even function: f ( -x ) = f ( x )
f ( x ) = x²
f ( - x ) = ( - x )² = x²
Answer: A ) f ( x ) = x² 

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