Does the graph represent a function that has an inverse function?
A. No
B. Yes
Answer: B
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Graph the given functions on the same rectangular coordinate system. Describe how the graph of g is related to the graph of f.f(x) = 
, g(x) = 
A. g shifts the graph of f vertically up 1 unit
B. g shifts the graph of f vertically down 1 unit
C. g shifts the graph of f 1 unit to the left
D. g shifts the graph of f 1 unit to the right
Use Descartes' Rule of Signs and the Rational Zeros Theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x) = x4 + 21x2 - 100
A. -5, 5; f(x) = (x - 5)(x + 5)(x2 + 4) B. -2, -5, 2, 5; f(x) = (x - 2)(x + 2)(x - 5)(x + 5) C. 2; f(x) = (x - 2)2(x2 + 25) D. -2, 2; f(x) = (x - 2)(x + 2)(x2 + 25)
Solve the problem.Bathing suits are often on sale in July. The regular price of one suit is $45. With a 45% discount, what is the sale price of the suit?
A. $25.75 B. $24.75 C. $23.75 D. $20.25
Simplify by using the distributive law and combining like terms.7x - (2x - 6) - (-7x + 1)
A. 16x + 5 B. 12x + 7 C. 12x - 7 D. 12x + 5