Simplify.-90 - 70
A. -16
B. 2
C. 0
D. -2
Answer: D
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Find the area of the shaded region. f(x) = x3 + x2 - 6x
A. 
B. 
C. 
D. 
Use a proportion to solve the problem.On a map of the Thunderbird Country Club golf course, 2.5 inches represent 45 yards. How long is the 17th hole if the map shows 13.5 inches?
A. 8.3 yd B. 1518.75 yd C. 607.5 yd D. 243 yd
Find the vertex, focus, and directrix of the parabola with the given equation.(y - 2)2 = -16(x - 1)
A. vertex: (-1, -2) focus: (-5, -2) directrix: x = 3 B. vertex: (2, 1) focus: (-2, 1) directrix: x = 6 C. vertex: (1, 2) focus: (5, 2) directrix: x = -3 D. vertex: (1, 2) focus: (-3, 2) directrix: x = 5
Solve.4x + 3y + z = -282x - 4y - z = 153x + y + 4z = -18
A. (-3, -5, -1) B. (-1, -5, -3) C. No solution D. (-3, -1, -5)