Which of the following correctly simplifies the expression
(3^2 X 5^0 /4) ^2

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

Factor the polynomial, if possible. if the polynomial cannot be factored, write prime. 9n^3 + 27n^2 – 25n – 75

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.