Please help!! What are the zeroes of y=x^2+2x-8?

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

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Who long does it take to drive 150 miles at 45 miles per hour