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

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


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

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

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

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

Combine like terms: 7x2 + 24x2 = 31x2
(56 + 31x2 + 3x4) = 0

Solving
56 + 31x2 + 3x4 = 0

Solving for variable 'x'.

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


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

Simplifying
8 + x2 = 0

Solving
8 + x2 = 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 + x2 = 0 + -8

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

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

Simplifying
x2 = -8

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 '(7 + 3x2)' equal to zero and attempt to solve:

Simplifying
7 + 3x2 = 0

Solving
7 + 3x2 = 0

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

Add '-7' to each side of the equation.
7 + -7 + 3x2 = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 3x2 = 0 + -7
3x2 = 0 + -7

Combine like terms: 0 + -7 = -7
3x2 = -7

Divide each side by '3'.
x2 = -2.333333333

Simplifying
x2 = -2.333333333

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:

| z^3+iz^2+18i-3z=2i | | 8=6k-4(k+1) | | 5x^3+14x^2+13x-4=0 | | 5x^3+14x^2+13x-4= | | (x+2)+(x+4)+(x+6)+(+8)=212 | | -2x^2+5x+1=0 | | 3x+24=6(x+5) | | (x+2)+(x+4)+(x+6)=212 | | -3k+10=2k-21 | | 1/3=1/4+2/3 | | 3z+(+2)=-8 | | y=-5/2(2)+2 | | 1/5x2 | | y=-5/2(-2)+2 | | y=-5/2(0)+2 | | z^3+iz^2+18i=3z | | -12+4n=-6+3n | | 5j+3(2j+1)=80 | | -n(10n+4)=0 | | 10+5=3x+9 | | 3/4y-1/2=5/3 | | y=-5/3(3)+3 | | 3/15*1/25 | | 37=p-8+2p | | 3/2-5/3-(3/5+5/4-1/6) | | h(t)=-16t^2+35 | | 1.5f-0.3f+0.3=11.1 | | x-3y=-22 | | 3iks+2y=5 | | 1.5-0.3f+0.3=11.1 | | 7y-4x=-38 | | -49=7(7-7a) |

Equations solver categories