9x-4x2=7

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Solution for 9x-4x2=7 equation: 



9x-4x^2=7

We move all terms to the left:

9x-4x^2-(7)=0

a = -4; b = 9; c = -7;
Δ = b2-4ac
Δ = 92-4·(-4)·(-7)
Δ = -31
Delta is less than zero, so there is no solution for the equation

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