The area of a rectangular book cover is 4x^2-6x-40. The width of the book cover is 2x-8> What is the length of the book cover.

Which point is a solution to y s 4x + 5?

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.