Evaluate the function.Given f(x) = x2 + 5x - 5, find f(2).
A. 19
B. -11
C. 9
D. -1
Answer: C
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Solve the problem.In one game, a baseball pitcher throws 50% of his pitches for strikes. If the pitcher throws 40 strikes in the game, then how many pitches did he throw?
A. 80 B. 160 C. 40 D. 64
Change the numbers to their percent equivalents.0.00043
A. 0.000043% B. 0.043% C. 0.0043% D. 0.43%
Solve the problem.A musician plans to perform 5 selections for a concert. If he can choose from 8 different selections, how many ways can he arrange his program?
A. 6720 B. 56 C. 32,768 D. 40
Simplify the polynomial by adding or subtracting, as indicated. Express your answer as a single polynomial in standard form.Find the sum of (6x5 - 4x3 + 9x) and (2x5 + 8x3 - 7x).
A. 8x5 + 4x3 + 2x B. 14x9 C. 8x + 4x5 + 2x3 D. 11x5 + 14x3 - 11x