Question
Simplify the expression
p622736−20p6
Evaluate
p629×784−20
Multiply the terms
More Steps

Multiply the terms
p629×784
Multiply the terms
p629×784
Multiply the terms
p622736
p622736−20
Reduce fractions to a common denominator
p622736−p620p6
Solution
p622736−20p6
Show Solution

Find the excluded values
p=0
Evaluate
p629×784−20
To find the excluded values,set the denominators equal to 0
p6=0
Solution
p=0
Show Solution

Find the roots
p1=−5617762500,p2=5617762500
Alternative Form
p1≈−3.230581,p2≈3.230581
Evaluate
p629×784−20
To find the roots of the expression,set the expression equal to 0
p629×784−20=0
The only way a power can not be 0 is when the base not equals 0
p629×784−20=0,p=0
Calculate
p629×784−20=0
Multiply the terms
More Steps

Multiply the terms
p629×784
Multiply the terms
p629×784
Multiply the terms
p622736
p622736−20=0
Subtract the terms
More Steps

Simplify
p622736−20
Reduce fractions to a common denominator
p622736−p620p6
Write all numerators above the common denominator
p622736−20p6
p622736−20p6=0
Cross multiply
22736−20p6=p6×0
Simplify the equation
22736−20p6=0
Rewrite the expression
−20p6=−22736
Change the signs on both sides of the equation
20p6=22736
Divide both sides
2020p6=2022736
Divide the numbers
p6=2022736
Cancel out the common factor 4
p6=55684
Take the root of both sides of the equation and remember to use both positive and negative roots
p=±655684
Simplify the expression
More Steps

Evaluate
655684
To take a root of a fraction,take the root of the numerator and denominator separately
6565684
Multiply by the Conjugate
65×65565684×655
Simplify
65×65565684×63125
Multiply the numbers
More Steps

Evaluate
65684×63125
The product of roots with the same index is equal to the root of the product
65684×3125
Calculate the product
617762500
65×655617762500
Multiply the numbers
More Steps

Evaluate
65×655
The product of roots with the same index is equal to the root of the product
65×55
Calculate the product
656
Reduce the index of the radical and exponent with 6
5
5617762500
p=±5617762500
Separate the equation into 2 possible cases
p=5617762500p=−5617762500
Check if the solution is in the defined range
p=5617762500p=−5617762500,p=0
Find the intersection of the solution and the defined range
p=5617762500p=−5617762500
Solution
p1=−5617762500,p2=5617762500
Alternative Form
p1≈−3.230581,p2≈3.230581
Show Solution
