Suppose 400 dollars is invested in a savings account at interest rate i, compounded annually for 2 years. the amount A in the account after 2 years is given by A=400(1+r)^2. find an equivalent expression for A by squaring (1+r) A=400(1+r)^2 =

Kevin is an insurance salesman. when he sells a policy, he makes 20 percent of the policy premium (p) up front; then each year the policy is active, he receives 15 percent of the original premium. which equation could be used to figure his total commission on a policy that has been active for five years? c=0.80p c=0.20p + 0.15p c=0.35p + 4(0.15) c=0.95p

Simplify the expression. -2/5(10+15m-20n)

D(5, 7). e(4,3), and f(8, 2) form the vertices of a triangle. what is mzdef? oa. 30° ob. 45° oc. 60° od 90°