Use the Factor Theorem to determine whether x - c is a factor of f(x).f(x) = x3 + 5x2 - 12x + 14; x - 7
A. Yes
B. No
Answer: B
Mathematics
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Use the substitution formula to evaluate the integral.
A. -9 B. 9 C. 18 D. 36
Mathematics
Solve the problem.Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. A vending machine will only accept coins weighing between 5.47 g and 5.77 g. What percentage of legal quarters will be rejected?
A. 2.48% B. 0.0196% C. 3.95% D. 1.62%
Mathematics
Decide whether the expression is or is not an identity.
= sin x
A. Not an identity B. Identity
Mathematics
Solve the problem.An airplane flies 440 miles with the wind and 330 against the wind in the same length of time. If the speed of the wind is 40, what is the speed of the airplane in still air?
A. 270 mph B. 120 mph C. 280 mph D. 285 mph
Mathematics