Evaluate the expression for the given value or values.12(x + 8)2 - 23(x + 8) when x = 8

A. 3440
B. 2704
C. 3056
D. -112


Answer: B

Mathematics

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Write an inequality of the form  or of the form  so that the inequality has the given solution set.(-?, -8] ? [8, ?)

A.  ? 8
B.  ? 0
C.  ? 8
D.  ? 0

Mathematics

Use the discriminant to determine the number and type of solutions for the given equation.4 - 3x2 = -5x + 3

A. two imaginary solutions B. one (repeated) real rational solution C. two real rational solutions D. two real irrational solutions

Mathematics

Solve the equation. +  = - 

A.
B.
C.
D.

Mathematics

The augmented matrix of a system of equations has been transformed to an equivalent matrix in row-echelon form. If the system is consistent, then give the solution. If it is not, then state that it is inconsistent.

A. (2 + 6z, -7 - 2z, z) B. (2 - 6z, -7 + 2z, z) C. (2 - z, -7 + z, z) D. (2, -7, z)

Mathematics