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2×2-9x-10-




Question Number 16918 by rustylee last updated on 28/Jun/17
2x2+9x=10
2x2+9x=10
Answered by Joel577 last updated on 28/Jun/17
2x^2  + 9x − 10 = 0  x_(1,2)  = ((−9 ± (√(81 + 80)))/4)          = ((−9 ± (√(161)))/4)
2x2+9x10=0x1,2=9±81+804=9±1614

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