How to determine how many cubes fit inside a rectangular prism?

Answer this question only if you know the 30 points and

What is the standard form of -5x^2+2x^4-11+x^3+3x

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total