2(r^2-16r+160)=0

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Solution for 2(r^2-16r+160)=0 equation: 



2(r^2-16r+160)=0

We multiply parentheses

2r^2-32r+320=0

a = 2; b = -32; c = +320;
Δ = b2-4ac
Δ = -322-4·2·320
Δ = -1536
Delta is less than zero, so there is no solution for the equation

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