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( -12x^4+8-3x )+( 13x^3+14x-9x^4 ) |
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Answer» (-12x^4+8-3x)+(13x^3+14x-9x^4) (-48×+8-3x)+(39x+14x-36x) -51x+8+39x+14x-36x -87x+53x+8 -34x+8 34x-8x=34/8 |
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