Y^2+2Y+5=0

Simple and best practice solution for Y^2+2Y+5=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for Y^2+2Y+5=0 equation:


Simplifying
Y2 + 2Y + 5 = 0

Reorder the terms:
5 + 2Y + Y2 = 0

Solving
5 + 2Y + Y2 = 0

Solving for variable 'Y'.

Begin completing the square.

Move the constant term to the right:

Add '-5' to each side of the equation.
5 + 2Y + -5 + Y2 = 0 + -5

Reorder the terms:
5 + -5 + 2Y + Y2 = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 2Y + Y2 = 0 + -5
2Y + Y2 = 0 + -5

Combine like terms: 0 + -5 = -5
2Y + Y2 = -5

The Y term is 2Y.  Take half its coefficient (1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
2Y + 1 + Y2 = -5 + 1

Reorder the terms:
1 + 2Y + Y2 = -5 + 1

Combine like terms: -5 + 1 = -4
1 + 2Y + Y2 = -4

Factor a perfect square on the left side:
(Y + 1)(Y + 1) = -4

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 6x^2*x-15=0 | | 8x/3w^3*w/9x | | m^2-4m-4=0 | | -5/4+12 | | x+6/6+x | | -2y-7=6y+17 | | 5(-4)+3=-17 | | 7y-11y=-10-14 | | (-a-5b+3)6ab= | | 14-2x=-5x+5 | | x^2+(8/7)x+(15/49)=0 | | 5x^2-16x-6384=0 | | 16x7*7/4x7y5 | | z=-0.32 | | 2x(x-3)=x+9 | | 3(3c-1)-3=5c+6 | | 0.99n=1.29 | | (1/4)(1/4)(1/4)(1/4) | | 0.99n=1.29n | | 2x+1.5=4.1 | | t^2+2t+8=0 | | x+2^(1/2)-3 | | 3(2x+2)=2(3x+9) | | y^2+4-12= | | y=7/6*3.7778-7 | | 2x+(x+11)=7-x | | 7/6x-7=-10/3x+10 | | 3x-5-5(x+1)=6x+7 | | -6(0.1x+0.2)-1.9=-.01 | | x+(2x^1/2)-3=0 | | 2x^2-1=11x | | x+2x^1/2-3=0 |

Equations solver categories