4(5+2a2)=13

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Solution for 4(5+2a2)=13 equation: 



4(5+2a^2)=13

We move all terms to the left:

4(5+2a^2)-(13)=0

We multiply parentheses

8a^2+20-13=0

We add all the numbers together, and all the variables

8a^2+7=0

a = 8; b = 0; c = +7;
Δ = b2-4ac
Δ = 02-4·8·7
Δ = -224
Delta is less than zero, so there is no solution for the equation

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