Find the product.5x3(6x5 - 8x2)
A. 30x8 - 8x2
B. 30x8 - 40x5
C. -10x3
D. -10x8 - 10x5
Answer: B
Mathematics
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Give an appropriate answer.Let
f(x) = 8. Find
.
A. 9 B. 2 C. 8 D. 3
Mathematics
Find the solution set of the system.
?
?
A. ?
B. ?
C. ?
D. ?
Mathematics
Use the graph of f to determine the intervals where f is increasing and where f is decreasing.
A. increasing: [5, ?); decreasing (-?, 5] B. increasing: (-?, ?); decreasing: never C. increasing: (-?, 5]; decreasing [5, ?) D. increasing: (-?, 0]; decreasing [0, ?)
Mathematics
Find a z-score satisfying the given condition.4% of the total area is to the left of z.
A. -1.75 B. 1.70 C. -1.74 D. -1.76
Mathematics