Solve.Approximately 9 × 103 employees of a certain company average $30,000 each year in salary. What is the total amount earned by all the employees of this company per year? Write your answer in scientific notation.

A. $2.7 × 109
B. $27 × 109
C. $2.7 × 108
D. $27 × 108


Answer: C

Mathematics

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Factor the expression. Express your answer so that only positive exponents occur. x-3/7 - x-4/7

A. x-4/7(x1/7 - 1) B. x-4/7(x1/7 - x) C. x-4/7(x1/7 + 1) D. x-4/7(x1/7)

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Evaluate the function.If g(x) = 2x + 5, find g(a) + g(1).

A. 2a + 2 B. 2a + 6 C. 2a + 7 D. 2a + 12

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