-7x^2+49x-420=0

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Solution for -7x^2+49x-420=0 equation: 



-7x^2+49x-420=0

a = -7; b = 49; c = -420;
Δ = b2-4ac
Δ = 492-4·(-7)·(-420)
Δ = -9359
Delta is less than zero, so there is no solution for the equation

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