What is the center of a circle whose equation is x2 + y2 - 12 x - 2 y + 12 equals 0

(-12,-,-,,2)

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

Given the sequence 7, 14, 28, 56, which expression shown would give the tenth term? a. 7^10 b. 7·2^10 c. 7·2^9

With number 11 ( show how you got the answer)