The graph of a quadratic function is given. Choose the function's equation.
A. f(x) = (x - 3)2 + 3
B. f(x) = (x - 3)2 - 3
C. f(x) = (x + 3)2 - 3
D. f(x) = (x + 3)2 + 3
Answer: A
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Find the probability.A packet of sour worms contains four strawberry, four lime, two black currant, two orange sour, and three green apples worms. What is the probability that Dylan will not choose a green apple sour worm, P(not green apple)?
A. P(not green apple) = 
B. P(not green apple) = 
C. P(not green apple) = 
D. P(not green apple) = 0
Solve the problem. Express your answer in scientific notation, rounding as needed.A computer can do one calculation in 1.4 × 10-7 seconds. How long would it take the computer to do a trillion (1012) calculations?
A. 1.4 × 10-7 sec B. 1.4 × 106 sec C. 1.4 × 1012 sec D. 1.4 × 105 sec
Solve.(5x + 5)2 = 100
A. -3, 1 B. ± 21 C. 1, 3 D. 0, 1
Solve the problem.In 1995 the United States recovered 20% of its municipal solid wastes through recycling, up from 17% in 1990. Let P represent the percentage recycled and t the number of years since 1990. Find a linear function P(t) that fits this data.
A. P(t) = 0.6t + 17 B. P(t) = 0.3t - 17 C. P(t) = 0.6t + 24 D. P(t) = -0.6t + 7