Add and simplify
(2x^2-11x)+(3x^2+10x-4)
the answers are either -
6x^2-11x-4
5x^4
5x^2-x-4
5x^2-4

Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !

7+(3n++8) what is the answer to this?

Given a circle with measures of (c, d, and r) and a circle with measures of (c', d', and r'), find r' if c c' = 0.25 and d = 6.0. a. 6 b. 12 c. 18 d. 24