Which equation is an equation of a circle with a radius of 3 and its center is at (5,-2)? (x + 5)2 + (y-2)2 = 3
(x + 5)2 + (y - 2)2 = 9
(x + 5)2 + (y + 2)2 = 3
(x - 5)2 + (y + 2)2 = 9

Which fraction below is equivalent to 10/12?

Proceed as in example 3 in section 6.1 to rewrite the given expression using a single power series whose general term involves xk. ∞ n(n − 1)cnxn − 2 n = 2 − 4 ∞ ncnxn n = 1 + ∞ cnxn n = 0

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8