Find the center and the radius of the circle.x2 + y2 - 6x - 12y + 36 = 0
A. (3, 6); r = 3
B. (-3, -6); r = 3
C. (3, -6); r = 3
D. (-3, 6); r = 3
Answer: A
Mathematics
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Write the exponential equation as an equation involving a logarithm.14x = 196
A. log14196 = x B. logx196 = 14 C. log196x = 14 D. log19614 = x
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Solve the problem.The temperature at the South pole was 27° at 8 am. At 3 pm, it was -8°. By how many degrees did the temperature drop?
A. by -35° B. by 35° C. by -19° D. by 19°
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Add. Simplify, if possible.6 + 18
A. 25
B. 23
C. 6
D. 24
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Determine the phase shift of the function.y = 2 cos
A.
B. -
C.
D. -
Mathematics