Solve the equation.(x - 3)(x + 5) = 0
A. {3, -3, 5, -5}
B. {3, -5}
C. {-3, 5}
D. {3, 5}
Answer: B
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Which of the following lines are parallel? ?
A. ?y = -5x and 10x + 2y = 6 B. ?y = -x and 2y = 2x C. ?y = 3x + 6 and 3y = x + 2 D. ?y = 5 and x = 3 E. ?None of the above.
Use a calculator to perform the operation. Express your answer in scientific notation.0.0000725(0.00473)(2,450,000,000)
A. 8.40 × 102 B. 8.40 × 107 C. 8.40 × 10-14 D. 8.40
Find the quotient
÷ 
A. - 
B. - 
C. - 
D. - 
Solve the problem.The distance traveled by an object moving in a straight line is given by s = t2 - 8t, where s is in feet and t is the time in seconds the object has been in motion. How long (to the nearest tenth) will it take the object to move 12 feet?
A. 9.3 sec B. 9.1 sec C. 4.8 sec D. 13.0 sec