Add the polynomials.(5x3 + 9x + 8) + (9x2 + 5x - 3)
A. 14x3 + 18x2 + 8x - 3
B. 5x3 + 18x2 + 13x - 3
C. 5x3 + 9x2 + 14x + 5
D. 14x3 + 14x + 5
Answer: C
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If the following defines a one-to-one function, find its inverse. If not, write "Not one-to-one."f(x) = x3 - 9
A. Not one-to-one
B. f -1(x) = 
C. f -1(x) = x + 9
D. f -1(x) = ±
Form a polynomial whose zeros and degree are given. Use a leading coefficient of 1. Zeros: 0, - 3, 2; degree 3
A. f(x) = x3 + x2 + x + 6 B. f(x) = x3 + x2 + x - 6 C. f(x) = x3 + x2 + 6x D. f(x) = x3 + x2 - 6x
Decide whether the slope is positive, negative, zero, or undefined.
A. Undefined B. Zero C. Negative D. Positive
Determine the domain and the range of the function.f(x) = x2 + 2x
A. domain: {x|x ? -1} range: {y|y ? -1} B. domain: all real numbers range: {y|y ? -1} C. domain: all real numbers range: {y|y ? 1} D. domain: {x|x ? 1} range: {y|y ? 1}