Question
Simplify the expression
126x−35x6
Evaluate
63x×2−35x6
Solution
126x−35x6
Show Solution

Factor the expression
7x(18−5x5)
Evaluate
63x×2−35x6
Multiply the terms
126x−35x6
Rewrite the expression
7x×18−7x×5x5
Solution
7x(18−5x5)
Show Solution

Find the roots
x1=0,x2=5511250
Alternative Form
x1=0,x2≈1.291994
Evaluate
63x1×2−35x6
To find the roots of the expression,set the expression equal to 0
63x1×2−35x6=0
Evaluate the power
63x×2−35x6=0
Multiply the terms
126x−35x6=0
Factor the expression
7x(18−5x5)=0
Divide both sides
x(18−5x5)=0
Separate the equation into 2 possible cases
x=018−5x5=0
Solve the equation
More Steps

Evaluate
18−5x5=0
Move the constant to the right-hand side and change its sign
−5x5=0−18
Removing 0 doesn't change the value,so remove it from the expression
−5x5=−18
Change the signs on both sides of the equation
5x5=18
Divide both sides
55x5=518
Divide the numbers
x5=518
Take the 5-th root on both sides of the equation
5x5=5518
Calculate
x=5518
Simplify the root
More Steps

Evaluate
5518
To take a root of a fraction,take the root of the numerator and denominator separately
55518
Multiply by the Conjugate
55×554518×554
Simplify
55×554518×5625
Multiply the numbers
55×554511250
Multiply the numbers
5511250
x=5511250
x=0x=5511250
Solution
x1=0,x2=5511250
Alternative Form
x1=0,x2≈1.291994
Show Solution
