Which of the following does not describe a negative slope?
?
A. ?As x increases, y decreases.
B. ?As x decreases, y increases.
C. ?As x decreases, y decreases.
D. ?As x increases, y increases.
E. ?Both c and d.
F. ?None of the above.
Answer: E
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Find the extreme values of the function and where they occur.y = x2 + 2x - 3
A. Absolute minimum is 1 at x = 4. B. Absolute minimum is -4 at x = -1. C. Absolute minimum is -1 at x = 4. D. Absolute minimum is 1 at x = -4.
Solve the problem.At one college, GPAs are normally distributed with a mean of 2.6 and a standard deviation of 0.6. What percentage of students at the college have a GPA between 2 and 3.2?
A. 47.5% B. 84% C. 95% D. 68%
Solve the inequality.x2 - 3x ? 0
A. x ? -3 or x ? 0 B. 0 ? x ? 3 C. -3 ? x ? 0 D. x ? 0 or x ? 3
Multiply.
A. 59,638,696 B. 59,639,696 C. 59,649,696 D. 59,639,796