Solve using the principle of zero products.Given that f(x) = x2 - 15x, find all values of a for which f(a) = 0.
A. -15, 0
B. 15
C. 1, -15
D. 15, 0
Answer: D
Mathematics
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Determine whether the following statement is true or false.56 is a divisor of 7.
A. True B. False
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Rewrite the number in the statement in scientific notation.A mountain's peak is 26,700 feet above sea level.
A. 2.67 × 10-5 B. 2.67 × 105 C. 2.67 × 104 D. 2.67 × 106
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Use synthetic division to find the function value.f(x) = x3 + 2x2 + 2x - 1; find f(-2)
A. 11 B. 12 C. -3 D. -5
Mathematics
Combine like terms.5a + 2b + 3a + 7b
A. 17ab B. 8a + 2b + 7b C. 9a + 8b D. 8a + 9b
Mathematics