Solve the inequality and graph the solution set.| r - 6 | > 8
A. r > 14 ; (14, ?)
B. r < -2 or r > 14 ; (-?, -2) ? (14, ?)
C. No solution
D. -2 < r < 14 ; (-2, 14)
Answer: B
Mathematics
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Solve the system using a graphing calculator capable of performing row operations. Give solutions with values correct to the nearest thousandth.
x - 0.9y + z = -8
x - y + 2z = 
6.2x + 16y - 5z = 
A. {(4.729, 7.426, 3.652)} B. {(3.628, 5.029, 3.719)} C. {(-4.259, 3.107, 2.517)} D. {(-5.072, 3.306, 3.760)}
Mathematics
Completely factor the polynomial.3x3 + 6x2 + 3x + 6
A. 3(x2 + 2)(x + 2) B. 3(x2 + 1)(x + 6) C. (3x2 + 3)(x + 2) D. 3(x2 + 1)(x + 2)
Mathematics
Multiply.
A. 1
B. - 
C. 
D. 
Mathematics
Find the exact distance between the points (-9, -15) and (-14, -23).
a. 
b. 
c. 
d. 
Mathematics