3b^4-243=

Simple and best practice solution for 3b^4-243= 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 3b^4-243= equation:


Simplifying
3b4 + -243 = 0

Reorder the terms:
-243 + 3b4 = 0

Solving
-243 + 3b4 = 0

Solving for variable 'b'.

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

Add '243' to each side of the equation.
-243 + 243 + 3b4 = 0 + 243

Combine like terms: -243 + 243 = 0
0 + 3b4 = 0 + 243
3b4 = 0 + 243

Combine like terms: 0 + 243 = 243
3b4 = 243

Divide each side by '3'.
b4 = 81

Simplifying
b4 = 81

Reorder the terms:
-81 + b4 = 81 + -81

Combine like terms: 81 + -81 = 0
-81 + b4 = 0

Factor a difference between two squares.
(9 + b2)(-9 + b2) = 0

Factor a difference between two squares.
(9 + b2)((3 + b)(-3 + b)) = 0

Subproblem 1

Set the factor '(9 + b2)' equal to zero and attempt to solve: Simplifying 9 + b2 = 0 Solving 9 + b2 = 0 Move all terms containing b to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + b2 = 0 + -9 Combine like terms: 9 + -9 = 0 0 + b2 = 0 + -9 b2 = 0 + -9 Combine like terms: 0 + -9 = -9 b2 = -9 Simplifying b2 = -9 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 '(3 + b)' equal to zero and attempt to solve: Simplifying 3 + b = 0 Solving 3 + b = 0 Move all terms containing b to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + b = 0 + -3 Combine like terms: 3 + -3 = 0 0 + b = 0 + -3 b = 0 + -3 Combine like terms: 0 + -3 = -3 b = -3 Simplifying b = -3

Subproblem 3

Set the factor '(-3 + b)' equal to zero and attempt to solve: Simplifying -3 + b = 0 Solving -3 + b = 0 Move all terms containing b to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + b = 0 + 3 Combine like terms: -3 + 3 = 0 0 + b = 0 + 3 b = 0 + 3 Combine like terms: 0 + 3 = 3 b = 3 Simplifying b = 3

Solution

b = {-3, 3}

See similar equations:

| 2x-16=24 | | 7x-30=2x | | 4[-3(4x+4)+4(4x-5)]= | | 5(2m+4)=4m-8 | | 7x-37=4x+8 | | 3x=44-8x | | -9n(5n-5)= | | 7b+7b= | | 5m+19=4 | | -2d+1=7 | | (15-6i)+(2.8+5i)-(15.7-22.9i)= | | 3x+12=4x-21 | | 9n(5n-5)=0 | | M-36=-46 | | 12-3k=0 | | (-7)2= | | 9=x+15 | | 16+-26= | | 0=x^2-2x-4 | | 3y=84 | | 0=v^2+8v+15 | | 6x+1+2x=41 | | -28=5x+3 | | z^2-225=0 | | 0=m^2+22m+120 | | -13-(-9)= | | x+(x-1)+(x-2)+3+2+1=105 | | 0=-16t^2+46t+6 | | 2+(-7)= | | 2x+3y+12=0 | | 4.9t^2-7t-15=0 | | .25-3=x+8 |

Equations solver categories