Use synthetic division and the remainder theorem to find p(-2) if p(x)=x^(4)+2x^(3)-8x^(2)-18x-9
a. -6
b. -5
c. -4
d. none of these

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a, b and c integers and a> 1

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?