Write the standard form of the equation of the circle with radius r and center (h, k).r = 7; (h, k) = (0, 10)
A. x2 + (y + 10)2 = 7
B. (x + 10)2 + y2 = 49
C. x2 + (y - 10)2 = 49
D. (x - 10)2 + y2 = 49
Answer: C
Mathematics
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Factor.5x2 - 50x + 125
A. 5(x - 5)(x - 5) B. 5x2 - 50x + 125 C. (x - 5)(5x - 25) D. 5(x - 25)(x + 1)
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Match to the equivalent expression.
A. y7/8
B. y
C. 
D. y1/2
Mathematics
Simplify.
A. 
B. -y
C. 
D. 
Mathematics
Multiply or divide.-98 ÷ (-7)
A. 4
B. -14
C. 
D. 14
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