3n(n^2+11n+5)=0

Simple and best practice solution for 3n(n^2+11n+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 3n(n^2+11n+5)=0 equation:


Simplifying
3n(n2 + 11n + 5) = 0

Reorder the terms:
3n(5 + 11n + n2) = 0
(5 * 3n + 11n * 3n + n2 * 3n) = 0
(15n + 33n2 + 3n3) = 0

Solving
15n + 33n2 + 3n3 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), '3n'.
3n(5 + 11n + n2) = 0

Ignore the factor 3.

Subproblem 1

Set the factor 'n' equal to zero and attempt to solve: Simplifying n = 0 Solving n = 0 Move all terms containing n to the left, all other terms to the right. Simplifying n = 0

Subproblem 2

Set the factor '(5 + 11n + n2)' equal to zero and attempt to solve: Simplifying 5 + 11n + n2 = 0 Solving 5 + 11n + n2 = 0 Begin completing the square. Move the constant term to the right: Add '-5' to each side of the equation. 5 + 11n + -5 + n2 = 0 + -5 Reorder the terms: 5 + -5 + 11n + n2 = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 11n + n2 = 0 + -5 11n + n2 = 0 + -5 Combine like terms: 0 + -5 = -5 11n + n2 = -5 The n term is 11n. Take half its coefficient (5.5). Square it (30.25) and add it to both sides. Add '30.25' to each side of the equation. 11n + 30.25 + n2 = -5 + 30.25 Reorder the terms: 30.25 + 11n + n2 = -5 + 30.25 Combine like terms: -5 + 30.25 = 25.25 30.25 + 11n + n2 = 25.25 Factor a perfect square on the left side: (n + 5.5)(n + 5.5) = 25.25 Calculate the square root of the right side: 5.024937811 Break this problem into two subproblems by setting (n + 5.5) equal to 5.024937811 and -5.024937811.

Subproblem 1

n + 5.5 = 5.024937811 Simplifying n + 5.5 = 5.024937811 Reorder the terms: 5.5 + n = 5.024937811 Solving 5.5 + n = 5.024937811 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-5.5' to each side of the equation. 5.5 + -5.5 + n = 5.024937811 + -5.5 Combine like terms: 5.5 + -5.5 = 0.0 0.0 + n = 5.024937811 + -5.5 n = 5.024937811 + -5.5 Combine like terms: 5.024937811 + -5.5 = -0.475062189 n = -0.475062189 Simplifying n = -0.475062189

Subproblem 2

n + 5.5 = -5.024937811 Simplifying n + 5.5 = -5.024937811 Reorder the terms: 5.5 + n = -5.024937811 Solving 5.5 + n = -5.024937811 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Add '-5.5' to each side of the equation. 5.5 + -5.5 + n = -5.024937811 + -5.5 Combine like terms: 5.5 + -5.5 = 0.0 0.0 + n = -5.024937811 + -5.5 n = -5.024937811 + -5.5 Combine like terms: -5.024937811 + -5.5 = -10.524937811 n = -10.524937811 Simplifying n = -10.524937811

Solution

The solution to the problem is based on the solutions from the subproblems. n = {-0.475062189, -10.524937811}

Solution

n = {0, -0.475062189, -10.524937811}

See similar equations:

| -23+9x=6x+22 | | 2.4e+10= | | 2+24t-4.9x^2=0 | | -19+7x=9x+33 | | 3(n+5)+2=2 | | -36-6x=49-11x | | -5c=4 | | -4.9t^2+21+120=0 | | 23x-9=3-7x | | -84-x=-12x+147 | | a=-8 | | (2x-3)(3x-1)=24 | | 3r+18=5r-40 | | a^2-14a=0 | | 3(w-4)-7=-5(-4w+5)-w | | -3=15c | | -92-5x=11x+116 | | 10x^2+9=0 | | 3r^2-12r+4= | | -2=5(x-4)-(x-6) | | 12x^2+40x-7=0 | | 3r^2-12r+4=10 | | (2x^2-1)-24=0 | | -47-12x=85-6x | | 11.3n+5.6=28.2 | | (x+8)(6x-7)=0 | | 2x-5=5x+27 | | 5x-18=-83 | | x=364*455*195 | | -113+3x=76+10x | | g=3*4 | | 17.88*5= |

Equations solver categories