Evaluate (f − g)(2) for f(x) = 2x2 − 18 and g(x) = –3x − 7.

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

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

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9