Using the horizontal-line test, determine whether the function is one-to-one.
A. one-to-one
B. not one-to-one
Answer: B
Mathematics
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For what values of x does the series converge absolutely?
A. -7 < x < -5 B. x = -6 C. x = ±6 D. x = 6
Mathematics
Use Cramer's rule to solve the linear system. If D = 0, use another method to determine the solution set. 4x - 4y - 5z = -48 4x + 2y + 8z = 98-6x - 4y + 2z = -42
A. {(6, 5, 8)} B. {(5, -7, -8)} C. {(7, 8, 7)} D. {(5, 7, 8)}
Mathematics
Find the quotient and the remainder.x4 + 625 divided by x - 5
A. x3 - 5x2 + 25x - 125; remainder 1,250 B. x3 + 5x2 + 25x + 125; remainder 625 C. x3 + 5x2 + 25x + 125; remainder 0 D. x3 + 5x2 + 25x + 125; remainder 1,250
Mathematics
Find the sum.
A. 15.6 B. 14.6 C. 14.4 D. 15.4
Mathematics