Rewrite polynomials in standard form

x² - 7 + 3x + 8x⁴ - x⁵/8​

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet