Solve the absolute value equation.|x + 1| - 4 = 2
A. x = -5, 7
B. x = 5
C. x = -7, 5
D. no solution
Answer: C
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A. 7 multiple-choice and 10 true-false problems B. 8 multiple-choice and 9 true-false problems C. 6 multiple-choice and 11 true-false problems D. 5 multiple-choice and 12 true-false problems
Find an equation of a parabola satisfying the given conditions.Focus (0, 3?), directrix y = -3?
A. y2 = 12?x B. y2 = 4?x C. x2 = 12?y D. x2 = 3?y
Find the limit algebraically.
A. -6 B. 0 C. 6 D. 1
Find the magnitude R of an earthquake of intensity 
.
?
?
A. 3.20 B. 5.20 C. 4.20 D. 2.20 E. 6.20