Solve the problem.Select the equation that describes the graph shown.
A. y = (x + 3)2 + 2
B. y = x2 - 3
C. y = (x + 2)2- 3
D. y = (x - 3)2 + 2
Answer: D
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Solve the problem.If f(?) = tan ? and f(a) = 3, find the exact value of f(a) + f(a + ?) + f(a + 3?).
A. 9 + 4? B. 9 C. 3 D. undefined
Solve the problem.On a buying trip in Los Angeles, Rosaria Perez ordered 120 pieces of jewelry: a number of bracelets at $7 each and a number of necklaces at $12 each. She wrote a check for $1140 to pay for the order. How many bracelets and how many necklaces did Rosaria purchase?
A. 65 bracelets and 55 necklaces B. 60 bracelets and 60 necklaces C. 70 bracelets and 50 necklaces D. 55 bracelets and 65 necklaces
For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = 8x2 - 7x, g(x) = x2 - 4x - 21Find (f/g)(x).
A. 
B. 
C. 
D. 
Find the amplitude.y = 2 cos(3x - ?)
A. 2 B. 3 C. 6 D. ?