1/ 4 times 32 equals what

Does anyone know of a quizlet or something for edmentrum /plato algebra 1

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

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4