s^2+16s+1=0

Simple and best practice solution for s^2+16s+1=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 s^2+16s+1=0 equation:


Simplifying
s2 + 16s + 1 = 0

Reorder the terms:
1 + 16s + s2 = 0

Solving
1 + 16s + s2 = 0

Solving for variable 's'.

Begin completing the square.

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + 16s + -1 + s2 = 0 + -1

Reorder the terms:
1 + -1 + 16s + s2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 16s + s2 = 0 + -1
16s + s2 = 0 + -1

Combine like terms: 0 + -1 = -1
16s + s2 = -1

The s term is 16s.  Take half its coefficient (8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
16s + 64 + s2 = -1 + 64

Reorder the terms:
64 + 16s + s2 = -1 + 64

Combine like terms: -1 + 64 = 63
64 + 16s + s2 = 63

Factor a perfect square on the left side:
(s + 8)(s + 8) = 63

Calculate the square root of the right side: 7.937253933

Break this problem into two subproblems by setting 
(s + 8) equal to 7.937253933 and -7.937253933.

Subproblem 1

s + 8 = 7.937253933 Simplifying s + 8 = 7.937253933 Reorder the terms: 8 + s = 7.937253933 Solving 8 + s = 7.937253933 Solving for variable 's'. Move all terms containing s to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + s = 7.937253933 + -8 Combine like terms: 8 + -8 = 0 0 + s = 7.937253933 + -8 s = 7.937253933 + -8 Combine like terms: 7.937253933 + -8 = -0.062746067 s = -0.062746067 Simplifying s = -0.062746067

Subproblem 2

s + 8 = -7.937253933 Simplifying s + 8 = -7.937253933 Reorder the terms: 8 + s = -7.937253933 Solving 8 + s = -7.937253933 Solving for variable 's'. Move all terms containing s to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + s = -7.937253933 + -8 Combine like terms: 8 + -8 = 0 0 + s = -7.937253933 + -8 s = -7.937253933 + -8 Combine like terms: -7.937253933 + -8 = -15.937253933 s = -15.937253933 Simplifying s = -15.937253933

Solution

The solution to the problem is based on the solutions from the subproblems. s = {-0.062746067, -15.937253933}

See similar equations:

| -4z^2+96z+18=0 | | 14+5=m-5x-6(-3x+15)+5 | | j^2+15j-4=0 | | x-0.10x=25.20 | | 20+0.06m=50+0.05m | | 6g+10=70 | | fx=5x-45 | | g^2+29g+10=0 | | 3x+6+2=-7 | | 5a-3b+2a= | | -2q^2-16q+70=0 | | y^2-16y-39=0 | | y^2-16-39=0 | | 7(X+8)+3=7x+5 | | v-7+9=12 | | m^2+2m-49=0 | | log1/6x=-3 | | 15w+-13= | | -3p^2-75p-57=0 | | 5x(a+10)=25 | | -3t^2-66t-111=0 | | 2+2-3= | | 31+0+(-2)= | | 26x+12=5(5x+5) | | 9x+4x+2+9=8x+3+4x | | 180=14x+3 | | m=14x+3 | | (3-4x)-(2x-1)=0 | | 2n+2=172 | | x(x^2-2000)=x(x^2-2) | | 6+7x=3.75 | | 1270.444=2*3.14*r^2+2*3.14*r*17.4 |

Equations solver categories