d^2+20=-300

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Solution for d^2+20=-300 equation: 



d^2+20=-300

We move all terms to the left:

d^2+20-(-300)=0

We add all the numbers together, and all the variables

d^2+320=0

a = 1; b = 0; c = +320;
Δ = b2-4ac
Δ = 02-4·1·320
Δ = -1280
Delta is less than zero, so there is no solution for the equation

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