Solve the inequality. Give answer in interval notation.(x + 10)(x + 7)(x + 2) > 0
A. (-2, ?)
B. (-?, -10) ? (-7, -2)
C. (-?, -7)
D. (-10, -7) ? (-2, ?)
Answer: D
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Solve the problem.Water is falling on a surface, wetting a circular area that is expanding at a rate of How fast is the radius of the wetted area expanding when the radius is
(Round your answer to four decimal places.)
A. 0.0685 mm/s B. 0.0218 mm/s C. 91.7344 mm/s D. 0.0109 mm/s
Identify the property illustrated by the statement.(7 ? 5) ? 2 = 7 ? (5 ? 2)
A. Associative B. Commutative C. Distributive D. Identity E. Inverse
Solve the radical equation. Check all proposed solutions. = 5
A. x = 25
B. x = 5
C. x =
D. x =
Solve the problem. Write the probability in simplest form.A bag contains 19 balls numbered 1 through 19. What is the probability of selecting a ball that has an even number?
A. 9
B.
C.
D.