Find the y-intercepts and any x-intercepts.y = x2 + 10x
A. y-intercept (0, 0), x-intercept (-10, 0)
B. y-intercept (0, 0), x-intercepts (0, 0) and (-10, 0)
C. y-intercept (0, 0), x-intercepts (0, 0) and (0, -10)
D. y-intercept (0, 0), x-intercepts (0, 0) and (10, 0)
Answer: B
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Provide an appropriate response.In the problem statement "2/5 of the staff received a pay raise," the word "of" indicates the use of subtraction in calculating the solution.
A. True B. False
Indicate whether the function is one-to-one.{(-10, 1), (-3, 1), (-4, 20)}
A. Yes B. No
Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.f(x) = 9x3 - 4x2 + 5x + 2
A. 0 positive; 1 or 2 negative B. 0 or 1 positive; 2 negative C. 0 or 2 positive; 1 negative D. 0 or 1 positive; 0 or 1 negative
A table saw cuts construction studding. Observation has shown that the lengths of the studs are normally distributed with a mean of 10 feet and a standard deviation of 6 inches. Which of the following correctly represents the probability that a randomly chosen stud exceeds 11 feet?
A.
B.
C.
D.
E. none of these