9=121/4+x^2

Solution for 9=121/4+x^2 equation:

9=121/4+x^2

We move all terms to the left:

9-(121/4+x^2)=0


Domain of the equation: 4+x^2)!=0

We move all terms containing x to the left, all other terms to the right

x^2)!=-4

x!=-4/1

x!=-4

x∈R


We get rid of parentheses

-x^2+9-121/4=0

We multiply all the terms by the denominator


-x^2*4-121+9*4=0

We add all the numbers together, and all the variables

-x^2*4-85=0

Wy multiply elements

-4x^2-85=0

a = -4; b = 0; c = -85;
Δ = b2-4ac
Δ = 02-4·(-4)·(-85)
Δ = -1360
Delta is less than zero, so there is no solution for the equation