What is 9x^2+9x-1 written in vertex form?

Triangle ABC is a right triangle. If AC = 7 and BC = 8, find AB. Leave your answer in simplest radical form.

8y = 4x - 12 Find the constant of variation ...

What is 6.48 round to the nearest tenth

How do you find the area of a parallelogram if the base or height aren't given?

Arrange these numbers from least to greatest:. 3/5, 5/7, 2/9 ...

1. which of the following lists is ordered from least to greatest? A. - 1.5, - 2, 0, 2/5, 3/4 B. - 2, - 1.5, 0, 3/4, 2/5 C. - 2, - 1.5, 0, 2/5, 3/4 D. |-1.5|, - 2, 0, 2/5, 3/4 2. If r=12.5 and s = |-13|, which of the following is not true? A. r=s B.

1.6w - 1.2w + 3.5 + 4.7w

A group of scientists studied the effect of a chemical on various strains of bacteria. Strain A started with 6000 cells and decreased at a constant rate of 2000 cells per hour after the chemical was applied.

How can I tell if a triangle with side lengths 10, 24, and 26 is a right triangle?

Determine whether the statement is always, sometimes, or never true: 1) A horizontal line is parallel to the x-axis