Using the horizontal-line test, determine whether the function is one-to-one.
A. one-to-one
B. not one-to-one
Answer: A
Mathematics
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Evaluate the polynomial. x2 - 4y2 - xy for x = 2 and y = -2
A. 16 B. -8 C. -16 D. 24
Mathematics
Add the proper constant to each binomial so that the resulting trinomial is a perfect square trinomial. Then factor the trinomial.x2 + 18x + _______
A. x2 + 18x + 18 = (x + 324)2 B. x2 + 18x + 9 = (x + 81)2 C. x2 + 18x + 324 = (x + 18)2 D. x2 + 18x + 81 = (x + 9)2
Mathematics
Find the mode or modes (if any).91, 65, 32, 65, 29, 91
A. 65 B. 91 C. 91, 65 D. 62.2
Mathematics
Find the indicated term of the arithmetic sequence.The seventeenth term of the arithmetic sequence 0, 8, 16, . . .
A. 144 B. 136 C. 112 D. 128
Mathematics