n^2-10n+11=0

Simple and best practice solution for n^2-10n+11=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 n^2-10n+11=0 equation:


Simplifying
n2 + -10n + 11 = 0

Reorder the terms:
11 + -10n + n2 = 0

Solving
11 + -10n + n2 = 0

Solving for variable 'n'.

Begin completing the square.

Move the constant term to the right:

Add '-11' to each side of the equation.
11 + -10n + -11 + n2 = 0 + -11

Reorder the terms:
11 + -11 + -10n + n2 = 0 + -11

Combine like terms: 11 + -11 = 0
0 + -10n + n2 = 0 + -11
-10n + n2 = 0 + -11

Combine like terms: 0 + -11 = -11
-10n + n2 = -11

The n term is -10n.  Take half its coefficient (-5).
Square it (25) and add it to both sides.

Add '25' to each side of the equation.
-10n + 25 + n2 = -11 + 25

Reorder the terms:
25 + -10n + n2 = -11 + 25

Combine like terms: -11 + 25 = 14
25 + -10n + n2 = 14

Factor a perfect square on the left side:
(n + -5)(n + -5) = 14

Calculate the square root of the right side: 3.741657387

Break this problem into two subproblems by setting 
(n + -5) equal to 3.741657387 and -3.741657387.

Subproblem 1

n + -5 = 3.741657387 Simplifying n + -5 = 3.741657387 Reorder the terms: -5 + n = 3.741657387 Solving -5 + n = 3.741657387 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + n = 3.741657387 + 5 Combine like terms: -5 + 5 = 0 0 + n = 3.741657387 + 5 n = 3.741657387 + 5 Combine like terms: 3.741657387 + 5 = 8.741657387 n = 8.741657387 Simplifying n = 8.741657387

Subproblem 2

n + -5 = -3.741657387 Simplifying n + -5 = -3.741657387 Reorder the terms: -5 + n = -3.741657387 Solving -5 + n = -3.741657387 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + n = -3.741657387 + 5 Combine like terms: -5 + 5 = 0 0 + n = -3.741657387 + 5 n = -3.741657387 + 5 Combine like terms: -3.741657387 + 5 = 1.258342613 n = 1.258342613 Simplifying n = 1.258342613

Solution

The solution to the problem is based on the solutions from the subproblems. n = {8.741657387, 1.258342613}

See similar equations:

| 8+2x=6x-12 | | 41-2x=13-9x | | 7x+u=13 | | 5x-2.3x=4.25 | | 4x-31=.5(2x-3+7) | | 5n=2n+27 | | -8(x+2)=4(x-22) | | 5x+7=-48-6x | | -5+-12=8 | | 40-9x+4x+5= | | 120=-6-9v | | 8=3+0.001Q | | P=0.01875X^2+0.1575X+1.50 | | k-12=-10 | | 5r-15r-9r=-19 | | 8p+18p=200 | | 4.2b+1.6=75.52 | | x^3+12x^2+44x-48=0 | | 7x+3y-2x= | | 5x-2.3whenx=4.25 | | 3y-8=7y | | 5a^2-2a-16=0 | | 5n+34=-2(1-7m) | | -3x+6=-64+4x | | -7=4n-3 | | -2.8666= | | C=(3.14)(15) | | 10x-12=13x+1 | | 10x-12=13x+18 | | 5x^2-8=6x | | -17-2x=6+-x | | 0.6m=2m+0.2 |

Equations solver categories