p^4-8p^2+3=0

Simple and best practice solution for p^4-8p^2+3=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 p^4-8p^2+3=0 equation:


Simplifying
p4 + -8p2 + 3 = 0

Reorder the terms:
3 + -8p2 + p4 = 0

Solving
3 + -8p2 + p4 = 0

Solving for variable 'p'.

Begin completing the square.

Move the constant term to the right:

Add '-3' to each side of the equation.
3 + -8p2 + -3 + p4 = 0 + -3

Reorder the terms:
3 + -3 + -8p2 + p4 = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -8p2 + p4 = 0 + -3
-8p2 + p4 = 0 + -3

Combine like terms: 0 + -3 = -3
-8p2 + p4 = -3

The p term is -8p2.  Take half its coefficient (-4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
-8p2 + 16 + p4 = -3 + 16

Reorder the terms:
16 + -8p2 + p4 = -3 + 16

Combine like terms: -3 + 16 = 13
16 + -8p2 + p4 = 13

Factor a perfect square on the left side:
(p2 + -4)(p2 + -4) = 13

Calculate the square root of the right side: 3.605551275

Break this problem into two subproblems by setting 
(p2 + -4) equal to 3.605551275 and -3.605551275.

Subproblem 1

p2 + -4 = 3.605551275 Simplifying p2 + -4 = 3.605551275 Reorder the terms: -4 + p2 = 3.605551275 Solving -4 + p2 = 3.605551275 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + p2 = 3.605551275 + 4 Combine like terms: -4 + 4 = 0 0 + p2 = 3.605551275 + 4 p2 = 3.605551275 + 4 Combine like terms: 3.605551275 + 4 = 7.605551275 p2 = 7.605551275 Simplifying p2 = 7.605551275 Take the square root of each side: p = {-2.757816396, 2.757816396}

Subproblem 2

p2 + -4 = -3.605551275 Simplifying p2 + -4 = -3.605551275 Reorder the terms: -4 + p2 = -3.605551275 Solving -4 + p2 = -3.605551275 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + p2 = -3.605551275 + 4 Combine like terms: -4 + 4 = 0 0 + p2 = -3.605551275 + 4 p2 = -3.605551275 + 4 Combine like terms: -3.605551275 + 4 = 0.394448725 p2 = 0.394448725 Simplifying p2 = 0.394448725 Take the square root of each side: p = {-0.628051531, 0.628051531}

Solution

The solution to the problem is based on the solutions from the subproblems. p = {-2.757816396, 2.757816396, -0.628051531, 0.628051531}

See similar equations:

| (2x-8)-(4-5x)+(3x-8)= | | 200m-100m+48750=50000-150m | | 4n+2n+2=3n-7 | | 13p-8p-12p= | | 200m-100m+48750=50000-15m | | -14r+3=-67 | | 6(x+4)=5(2x+8)-4x | | 107=800+n | | 2x^2y+(x^2y-2xy^2)=0 | | 2(6x+6)-8x=2x+26 | | 3x-1=46 | | 100/4.387 | | 6x+7y=-36 | | 2x+3-5x+7= | | y=(x^2+.618x+1) | | 2y+3x-2z= | | 10g^4+2g=0 | | 9x-12+4x+157=180 | | 2x^3-6x=26 | | a^2-6b^2+7=0 | | -5(zw+1)=25 | | xy=3y+5x | | 14d+9=86d | | 2x+5=-19+7x | | -10=-5+5k | | w/-0.43/0.8 | | a^2-6b^2-7=0 | | x^2-5x-6=x^2+3x-10 | | 2tanx-2= | | -23-c=-119 | | 6u+-15u= | | 12k^3-18k^2=0 |

Equations solver categories