17640=-w^2+40w+441

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Solution for 17640=-w^2+40w+441 equation: 



17640=-w^2+40w+441

We move all terms to the left:

17640-(-w^2+40w+441)=0

We get rid of parentheses

w^2-40w-441+17640=0

We add all the numbers together, and all the variables

w^2-40w+17199=0

a = 1; b = -40; c = +17199;
Δ = b2-4ac
Δ = -402-4·1·17199
Δ = -67196
Delta is less than zero, so there is no solution for the equation

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