Simplify the expression using the order of operations.3 + (12 ? 8) - 12
A. 108
B. -60
C. 11
D. 87
Answer: D
Mathematics
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Solve for x using an equivalent exponential expression.Find the volume of a sphere with radius 4 inches. Use 
for 
A. 268
cu in.
B. 25
cu in.
C. 50
cu in.
D. 804
cu in.
Mathematics
Find an equation of variation in which the following are true.y varies directly as x and inversely as z, and y = 10 when x = 2 and z = 4.
A. y = 
B. y = 23xz
C. y = 
D. y = 
Mathematics
Solve the problem.Let P = (x, y) be a point on the graph of y = 
. Express the distance d from P to the point (1, 0) as a function of x.
A. d(x) = 
B. d(x) = 
C. d(x) = x2 - x + 1
D. d(x) = x2 + 2x + 2
Mathematics
Find the slope of the line passing through the two given points.(5, -7) and (-2, 6)
A. 
B. - 
C. 
D. - 
Mathematics