Find the x-intercepts.y = x2 + 7
A. (0, 7)
B. no x-intercepts
C. (7, 7)
D. (7, 0)
Answer: B
Mathematics
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Simplify the expression. Use positive exponents. Assume variables represent nonnegative numbers.
4
A. 625x4
B. 
C. 
D. 
Mathematics
Find the difference, regrouping when necessary.
A. 48 B. 88 C. 38 D. 32
Mathematics
Find the standard form of the equation of the following conic section.Circle of radius 
with its center at (-8, 6).
A. (x - 8)2 + (y + 6)2 = 2 B. (x - 6)2 + (y + 8)2 = 4 C. (x + 6)2 + (y - 8)2 = 4 D. (x + 8)2 + (y - 6)2 = 2
Mathematics
Solve the problem.Sketch a graph showing the mileage that a person is from home after x hours if that individual drives at 27.5 mph to a lake 55 miles away, stays at the lake 1.5 hours, and then returns home at a speed of 55 mph.
A. 
B. 
C. 
Mathematics