Perform the indicated operation. Write the answer in scientific notation.(5.26 × 10-4)(5.35 × 10-2)

A. 2.81 × 108
B. 2.8 × 10-5
C. 2.81 × 10-5
D. 2.8 × 108


Answer: C

Mathematics

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A. 6x2 - 6x - 3 B. 6x4 - 12x2 - 3 C. 8x2 - 6x - 3 D. 6x2 - 12x - 3

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Answer the question or complete the sentence to make a true statement.The sum of three negative numbers will always be a    number.

A. Negative B. Positive

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If necessary, write the equation in the standard form ax2 + bx + c = 0. Then identify the values of a, b, and c. Do not actually solve the equation.(x - 4)(x - 9) = 0

A. a = 0, b = 13, c = 36 B. a = 1, b = -13, c = 36 C. a = 1, b = -13, c = -36 D. a = 1, b = 0, c = 36

Mathematics

Solve the problem.In one state, speeding fines are determined by the formula  where F is the cost, in dollars, of the fine if a person is caught driving x miles per hour. If the fine comes to $153, how fast was the person driving?

A. 78 mph B. 80 mph C. 76 mph D. 88 mph

Mathematics