Solve the following equation involving absolute value: -3│4x – 7│+ 15 = 0
·
A. {2/3, 3}
·
B. {1/4, 6}
·
C. {1/2, 3}
·
D. {1/5, 3}
Solve the following linear equation: 7(x – 2) = 4(x + 1) – 21
·
A. x = 0
·
B. x = -1
·
C. x = -3
·
D. x = 3
Solve the following linear inequality:
-3
≤
2x + 5
3
<
6
·
A. [-7, 13/2)
·
B. [-12, 7/2)
·
C. [-3, 8/3)
·
D. [3, 6/5)
Solve the following absolute value inequality: │3x + 2│ ≥ 3
·
A. (-∞, -5/3] ∪ [1/3, ∞)
·
B. (-∞, -6/7] ∪ [5/6, ∞)
·
C. (-∞, -4/7] ∪ [1/2, ∞)
·
D. (∞, -6/7] ∪ [1/3, ∞)
Solve the following linear equation:
2x – 3
4
=
x -4
2
–
x + 1
4
·
A. 2
·
B. 3
·
C. -6
·
D. -8
Solve the following radical equation: √(x-3) + 5 = x
·
A. {2}
·
B. {5}
·
C. {9}
·
D. {7}
Solve the following formula for the specified variable: V = 1/3 lwh for h
·
A. h = 3V/lw
·
B. h = 5V/lw
·
C. h = 2V/ w
·
D. h = 7V/lw
Solve the following linear equation: -10 – 3(2x + 1) – 8x – 1 = 0
·
A. x = -2
·
B. x = 4
·
C. x = -1
·
D. x = -2
Solve. Write the solution in interval notation. |x + 4| ≤ 6
·
A. (–∞, –10) ∪ (2, ∞)
·
B. (–∞, –10] ∪ [2, ∞)
·
C. (–10, 2)
·
D. [–10, 2]
Solve the following linear inequality: x/6 + 1/8 ≤ x/2 – 3/4
·
A. [21/8, ∞)
·
B. [12/3, -∞)
·
C. [4,-∞)
·
D. (-∞, ∞)
Solve the following quadratic equation: 2×2 + 5x – 3 = 0
·
A. {-1/2,2}
·
B. {1/2,3}
·
C. {2,4}
·
D. {-1/3,5}
Solve the following quadratic equation: (x + 3)2 + 25 = 0
·
A. {-4 – 6i, -1 + 4i}
·
B. {-4 – 6i, -2 + 5i}
·
C. {-3 – 5i, -3 + 5i}
·
D. {-6 – 5i, -2 + 4i}
Solve the following equation quadratic in form: x2/3 – 9×1/3 + 8 = 0
·
A. {1, 219}
·
B. {1, 328}
·
C. {1, 129}
·
D. {1, 512}
Solve: 9x + 8 = 2x + 8
·
A. –1
·
B. 0
·
C. 1
·
D. 2
Which statement is FALSE?
·
A. d ∉ {a, b, c}
·
B. Ø ∈ {a, b, c}
·
C. Ø ⊂ {a, b, c}
·
D. a ∈ {a, b, c}
