Find numbers a and b, or k, so that f is continuous at every point.
A. k = 20
B. k = 30
C. k = -5
D. Impossible
Answer: A
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Determine the slope and the y-intercept. Then graph the equation.-4y = -2x - 14
A. m = 
; y-intercept: 
B. m = - 
; y-intercept: 
C. m = 2; y-intercept: 
D. m = - 
; y-intercept: 
Work. In physics, the work W done by a constant force on a point that moves in a straight line varies directly as the point displacement s. If the work becomes 242 J for a displacement of 11 meters, what is the work for a displacement of 20 meters?
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Find a numerical expression for the phrase and evaluate it.The product of -3 and the square of -6
A. 18 B. -108 C. 108 D. -18
Identify the property illustrated by the statement.7 + (-7) = 0
A. identity element for addition B. additive inverse property C. associative property of addition D. commutative property of addition