Suppose a =
11 −5 2
−34 6 19
8 −542 0
and matrix b has the property that a+ b is the origin. what is the matrix b?

Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?

What is the frequency of the sinusoidal graph?

Angela is buying a dress that is on sale for 20% off. if the original price of the dress is $40.00, how much money is angela saving on the dress? a. $0.80 b. $3.20 c. $32.00 d. $8.00