H(x)=3x2+7

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Solution for H(x)=3x2+7 equation: 



(H)=3H^2+7

We move all terms to the left:

(H)-(3H^2+7)=0

We get rid of parentheses

-3H^2+H-7=0

a = -3; b = 1; c = -7;
Δ = b2-4ac
Δ = 12-4·(-3)·(-7)
Δ = -83
Delta is less than zero, so there is no solution for the equation

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