(3x^2+8)(7x^2+8)=0

Simple and best practice solution for (3x^2+8)(7x^2+8)=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 (3x^2+8)(7x^2+8)=0 equation: 


Simplifying
(3x2 + 8)(7x2 + 8) = 0

Reorder the terms:
(8 + 3x2)(7x2 + 8) = 0

Reorder the terms:
(8 + 3x2)(8 + 7x2) = 0

Multiply (8 + 3x2) * (8 + 7x2)
(8(8 + 7x2) + 3x2 * (8 + 7x2)) = 0
((8 * 8 + 7x2 * 8) + 3x2 * (8 + 7x2)) = 0
((64 + 56x2) + 3x2 * (8 + 7x2)) = 0
(64 + 56x2 + (8 * 3x2 + 7x2 * 3x2)) = 0
(64 + 56x2 + (24x2 + 21x4)) = 0

Combine like terms: 56x2 + 24x2 = 80x2
(64 + 80x2 + 21x4) = 0

Solving
64 + 80x2 + 21x4 = 0

Solving for variable 'x'.

Factor a trinomial.
(8 + 3x2)(8 + 7x2) = 0


Subproblem 1
Set the factor '(8 + 3x2)' equal to zero and attempt to solve:

Simplifying
8 + 3x2 = 0

Solving
8 + 3x2 = 0

Move all terms containing x to the left, all other terms to the right.

Add '-8' to each side of the equation.
8 + -8 + 3x2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 3x2 = 0 + -8
3x2 = 0 + -8

Combine like terms: 0 + -8 = -8
3x2 = -8

Divide each side by '3'.
x2 = -2.666666667

Simplifying
x2 = -2.666666667

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

Subproblem 2
Set the factor '(8 + 7x2)' equal to zero and attempt to solve:

Simplifying
8 + 7x2 = 0

Solving
8 + 7x2 = 0

Move all terms containing x to the left, all other terms to the right.

Add '-8' to each side of the equation.
8 + -8 + 7x2 = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 7x2 = 0 + -8
7x2 = 0 + -8

Combine like terms: 0 + -8 = -8
7x2 = -8

Divide each side by '7'.
x2 = -1.142857143

Simplifying
x2 = -1.142857143

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

See similar equations:

| 2x+1=-.6+1 | | 4-c=-1.3 | | A=(6x+3)(2x-6) | | 7x=325-7 | | 4x^(-1/3)=27 | | f(x)=6x-10 | | .01x+.05y=100 | | x+14=x+11 | | 7(3x-0.3)=6x-2.1 | | Videop-15=3-3p | | Y=2/7x-25/7 | | 4x+3=6+9 | | -3(x+4)=32 | | -3-7x=32 | | 20x-16=5x+8 | | 3(5-9x)=7+6x | | z+18=17 | | ln(2x+1)-ln(x-1)=1 | | 4(y-6)+17= | | 12x^2+1x-6=0 | | s=at^2-v | | 2=6x+9 | | x+(x*.11)=40000 | | 21/14=x/4 | | 8x-5x=-7 | | 12(y-5)= | | 88/-5 | | 9x+16x=760 | | -64/-4 | | 7(2z-3)=35 | | 3.5x+11=-3 | | 5(3y+4)=35 |

Equations solver categories