Write an equation for the linear function f satisfying the given conditions.f(-3) = 4 and f(1) = 1
A. f(x) = - 
x + 
B. f(x) = - 
x + 2
C. f(x) = 
x + 6
D. f(x) = 
x + 
Answer: A
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Find the product.(2 - 5
)2
A. 4 + 25
B. 129 + 20
C. 129 - 20
D. 4 - 25
Find the indicated composite for the pair of functions.f(x) = 
; g(x) = 3x5Find (g?f)(x).
A. 
B. 
C. 
D. 
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?
A. $300,000 B. $360,000 C. $60,000 D. $218,400
Find the focus and directrix of the parabola with the given equation.y2 = -28x
A. Focus: (7, 0), directrix: x = -7 B. Focus: (-7, 0), directrix: x = 7 C. Focus: (0, -7), directrix: y = 7 D. Focus: (0, 7), directrix: y = -7