SOLUTION: Add or subtract as indicated {{{(-2r^4+9r^3-3r)-(8r^4-9r^3+6r^2-2r)}}}

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: Add or subtract as indicated {{{(-2r^4+9r^3-3r)-(8r^4-9r^3+6r^2-2r)}}}      Log On