Find the x- and y-intercepts of f.f(x) = -x2(x + 2)(x2 + 1)
A. x-intercepts: -2, -1, 0, 1; y-intercept: 0
B. x-intercepts: -2, -1, 0; y-intercept: 2
C. x-intercepts: -2, 0; y-intercept: 0
D. x-intercepts: -2, -1, 0; y-intercept: -2
Answer: C
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Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.Before taking a typing course, Ian could type 29 words per minute. By the end of the course, he was able to type 67 words per minute. Find the percent increase.
A. 69.8% B. 56.7% C. 131% D. 43.3%
Simplify.
A. -1 B. 2 C. -2 D. undefined
If the statement is true for all sets C and D, write "true." If it is not true for all sets C and D, write "false." Assume that C ? ?, U ? ?, and C ? U.? ? A
A. True B. False
List all subsets or determine the number of subsets as requested.List all the subsets of {3}.
A. {3}, { }, {?} B. {0, 3}, {3} C. {3}, { } D. {3}