35x^4-30x^2+3=0

Simple and best practice solution for 35x^4-30x^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 35x^4-30x^2+3=0 equation:


Simplifying
35x4 + -30x2 + 3 = 0

Reorder the terms:
3 + -30x2 + 35x4 = 0

Solving
3 + -30x2 + 35x4 = 0

Solving for variable 'x'.

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

Divide each side by '35'.
0.08571428571 + -0.8571428571x2 + x4 = 0

Move the constant term to the right:

Add '-0.08571428571' to each side of the equation.
0.08571428571 + -0.8571428571x2 + -0.08571428571 + x4 = 0 + -0.08571428571

Reorder the terms:
0.08571428571 + -0.08571428571 + -0.8571428571x2 + x4 = 0 + -0.08571428571

Combine like terms: 0.08571428571 + -0.08571428571 = 0.00000000000
0.00000000000 + -0.8571428571x2 + x4 = 0 + -0.08571428571
-0.8571428571x2 + x4 = 0 + -0.08571428571

Combine like terms: 0 + -0.08571428571 = -0.08571428571
-0.8571428571x2 + x4 = -0.08571428571

The x term is -0.8571428571x2.  Take half its coefficient (-0.4285714286).
Square it (0.1836734694) and add it to both sides.

Add '0.1836734694' to each side of the equation.
-0.8571428571x2 + 0.1836734694 + x4 = -0.08571428571 + 0.1836734694

Reorder the terms:
0.1836734694 + -0.8571428571x2 + x4 = -0.08571428571 + 0.1836734694

Combine like terms: -0.08571428571 + 0.1836734694 = 0.09795918369
0.1836734694 + -0.8571428571x2 + x4 = 0.09795918369

Factor a perfect square on the left side:
(x2 + -0.4285714286)(x2 + -0.4285714286) = 0.09795918369

Calculate the square root of the right side: 0.312984319

Break this problem into two subproblems by setting 
(x2 + -0.4285714286) equal to 0.312984319 and -0.312984319.

Subproblem 1

x2 + -0.4285714286 = 0.312984319 Simplifying x2 + -0.4285714286 = 0.312984319 Reorder the terms: -0.4285714286 + x2 = 0.312984319 Solving -0.4285714286 + x2 = 0.312984319 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.4285714286' to each side of the equation. -0.4285714286 + 0.4285714286 + x2 = 0.312984319 + 0.4285714286 Combine like terms: -0.4285714286 + 0.4285714286 = 0.0000000000 0.0000000000 + x2 = 0.312984319 + 0.4285714286 x2 = 0.312984319 + 0.4285714286 Combine like terms: 0.312984319 + 0.4285714286 = 0.7415557476 x2 = 0.7415557476 Simplifying x2 = 0.7415557476 Take the square root of each side: x = {-0.861136312, 0.861136312}

Subproblem 2

x2 + -0.4285714286 = -0.312984319 Simplifying x2 + -0.4285714286 = -0.312984319 Reorder the terms: -0.4285714286 + x2 = -0.312984319 Solving -0.4285714286 + x2 = -0.312984319 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.4285714286' to each side of the equation. -0.4285714286 + 0.4285714286 + x2 = -0.312984319 + 0.4285714286 Combine like terms: -0.4285714286 + 0.4285714286 = 0.0000000000 0.0000000000 + x2 = -0.312984319 + 0.4285714286 x2 = -0.312984319 + 0.4285714286 Combine like terms: -0.312984319 + 0.4285714286 = 0.1155871096 x2 = 0.1155871096 Simplifying x2 = 0.1155871096 Take the square root of each side: x = {-0.339981043, 0.339981043}

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.861136312, 0.861136312, -0.339981043, 0.339981043}

See similar equations:

| 4x-15=145 | | 36=2 | | xsquared=6x+8 | | 9(6x+7)= | | -4x-14+5x=4 | | 4v-4=-12 | | 4x+6(-2x-3)=-23-3x | | (2x+4)(x)=198 | | 9[8-(-7x-9)]=126x+234 | | 2(6-4x)=25 | | 45x-123+56=0 | | 4x+1(2)=3x-5(3) | | x+y=-2y+4 | | 40=1(x-1/2)2+x | | 0.2(6x-5)=8 | | 5x-2x+1=8x+11 | | .2(5x-1)+2.25=2(3.5+x) | | 3x+x+78+3x=180 | | 30x^2-49= | | 2(1+2)+5=x | | 0.2x-1.8=0.2 | | 3(2n-1)+3n=6n+9-n | | 18=k+5k | | 4ln(x+8)-5=0 | | 2(4y-7)-4(y-6)= | | 9y-(2y-3)=80 | | 2(47-7)-4(y-6)= | | 15+57= | | 2(x+5)=7x-5 | | (9+u)(2u+3)=0 | | f(x)=-x^2-6x-9 | | (-5+4i)(-2+2i)=0 |

Equations solver categories