shawn-p
shawn-p
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FOIL the left side, and you get: 4x^4 - 86x^2 +352 = 64x^4 subtract everything to the right side: 0=60x^4 + 86x^2 -352 divide by 2 to make it easier to look at. 0=30x^4 + 43 x^2 - 176 Treat x^2 like x for now, and you get 30x^2 + 43x…