0.1p^2-0.4p+0.1=0

Simple and best practice solution for 0.1p^2-0.4p+0.1=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 0.1p^2-0.4p+0.1=0 equation:


Simplifying
0.1p2 + -0.4p + 0.1 = 0

Reorder the terms:
0.1 + -0.4p + 0.1p2 = 0

Solving
0.1 + -0.4p + 0.1p2 = 0

Solving for variable 'p'.

Begin completing the square.  Divide all terms by
0.1 the coefficient of the squared term: 

Divide each side by '0.1'.
1 + -4p + p2 = 0

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + -4p + -1 + p2 = 0 + -1

Reorder the terms:
1 + -1 + -4p + p2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -4p + p2 = 0 + -1
-4p + p2 = 0 + -1

Combine like terms: 0 + -1 = -1
-4p + p2 = -1

The p term is -4p.  Take half its coefficient (-2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
-4p + 4 + p2 = -1 + 4

Reorder the terms:
4 + -4p + p2 = -1 + 4

Combine like terms: -1 + 4 = 3
4 + -4p + p2 = 3

Factor a perfect square on the left side:
(p + -2)(p + -2) = 3

Calculate the square root of the right side: 1.732050808

Break this problem into two subproblems by setting 
(p + -2) equal to 1.732050808 and -1.732050808.

Subproblem 1

p + -2 = 1.732050808 Simplifying p + -2 = 1.732050808 Reorder the terms: -2 + p = 1.732050808 Solving -2 + p = 1.732050808 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + p = 1.732050808 + 2 Combine like terms: -2 + 2 = 0 0 + p = 1.732050808 + 2 p = 1.732050808 + 2 Combine like terms: 1.732050808 + 2 = 3.732050808 p = 3.732050808 Simplifying p = 3.732050808

Subproblem 2

p + -2 = -1.732050808 Simplifying p + -2 = -1.732050808 Reorder the terms: -2 + p = -1.732050808 Solving -2 + p = -1.732050808 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + p = -1.732050808 + 2 Combine like terms: -2 + 2 = 0 0 + p = -1.732050808 + 2 p = -1.732050808 + 2 Combine like terms: -1.732050808 + 2 = 0.267949192 p = 0.267949192 Simplifying p = 0.267949192

Solution

The solution to the problem is based on the solutions from the subproblems. p = {3.732050808, 0.267949192}

See similar equations:

| 6x^3/9x^4 | | x=2-4 | | Y=50+0.8Y+30+20+10 | | x+2x-1=8 | | 7b-3=-2b+16 | | 10x+2=-15x+15+2x | | Y^2+3y^1+2y=2x^2 | | 14y-4=37 | | ((6x-1)/4)-((5-2x)/2)=1 | | 6m-3=-5 | | 27-x=13 | | -2(x-4)=-3x+10 | | 4z-z=39 | | -3/4n=18 | | 6.2(4x^2+9x)=0 | | 9x+65=4x-45 | | 4(3c+6)=12+4c | | 20=5(2x-6) | | 7+6x=151 | | Y=(50+0.8Y)+60 | | log^6(11x)=2 | | 6x-10y=38 | | 4a+6a+20=-60 | | 12y-26=4y-34 | | 52=4(2m-1) | | e^4x(9x^2+2x)=0 | | 292*35.8= | | lnx=1.76 | | .09x+17=.05x+28 | | 110(4+x)=1100 | | 2.12-2.1= | | (2+3i)(1+4i)= |

Equations solver categories