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(8x-3)(8x-3)=-49
We move all terms to the left:
(8x-3)(8x-3)-(-49)=0
We add all the numbers together, and all the variables
(8x-3)(8x-3)+49=0
We multiply parentheses ..
(+64x^2-24x-24x+9)+49=0
We get rid of parentheses
64x^2-24x-24x+9+49=0
We add all the numbers together, and all the variables
64x^2-48x+58=0
a = 64; b = -48; c = +58;
Δ = b2-4ac
Δ = -482-4·64·58
Δ = -12544
Delta is less than zero, so there is no solution for the equation
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