Which rational expression has a value of 1 when x = -1? 3x-2
x² +5
- 4x + 3
x² - &
3x - 4
6x²
2x²
X +3

Asphere has a diameter of 10 in. what is the volume of the sphere?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units