Solve the problem.Find the center-radius form of the equation of the circle having a diameter with endpoints  and 

A. (x - 1)2 + (y + 4)2 = 5
B. (x - 3)2 + (y + 7)2 = 100
C. (x + 1)2 + (y - 4)2 = 25
D. (x + 3)2 + (y - 7)2 = 10


Answer: C

Mathematics

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Solve and check. Begin by using the addition or multiplication principles of equality to isolate the squared term. 8z2 + 2 = 650

A. 9 B. 325 C. ±9 D. ±10

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Solve by the substitution method.-7x - 7y = -35 -3x + 2y = 10

A. {(0, 5)} B. {(0, 6)} C. ? D. {(-1, 6)}

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Approximate the value using a calculator. Express answer rounded to three decimal places.e-1.9

A. -0.150 B. -5.165 C. 0.450 D. 0.150

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Simplify by dividing.

A. -1
B.
C. 0
D. 1

Mathematics