Thomas E. answered • 04/11/16
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(9r3 + 4r2 - 3r)-(6r4 + 8r2 + r) - 2r3 - 7r4 - 5r2 = -13r4 + 7r3 - 9r2 - 4r
Alexandra B.
asked • 04/11/16Polynomials adding and subtracting
(9r^3+4r^2-3r)-(6r^4+8R^2+r)-2r^3-7r^4-5r^2
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