Find the product.(2x + 3)(x - 8)
A. x2 - 24x - 13
B. 2x2 - 13x - 24
C. x2 - 13x - 14
D. 2x2 - 14x - 24
Answer: B
Mathematics
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Change the logarithmic expression to an equivalent expression involving an exponent.log4 x = 2
A. 24 = x B. 42 = x C. x2 = 4 D. 4x = 2
Mathematics
Tell whether the statement is true or false.Let A = {1, 2, 3, 4, 5, 6}, B = {3, 5, 7}, C = {1, 2, 4, 6}, D = {2, 6}, and 
U ? C
A. True B. False
Mathematics
Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set. x - y + 5z = 43x + z = 0 x + 4y + z = -16
A. {(0, -4, 0)} B. Cramer's rule does not apply since D = 0; ? C. {(0, -4, 4)} D. {(0, 0, -4)}
Mathematics
Simplify.-8(2x - 4y) - 3(-x + 2y)
A. -13x + 26y B. 8x + 26y C. -13x + 2y D. -12x + 27y
Mathematics