Simplify (a^2-100)/(3a)*(a^2)/(2a-20)

Simplify (a^2-100)/(3a)*(a^2)/(2a-20)
Simplify the numerator.
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Rewrite as .
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Simplify terms.
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Factor out of .
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Factor out of .
Factor out of .
Factor out of .
Cancel the common factor of .
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Factor out of .
Factor out of .
Cancel the common factor.
Rewrite the expression.
Cancel the common factor of .
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Factor out of .
Factor out of .
Cancel the common factor.
Rewrite the expression.
Multiply and .
Simplify the expression.
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Multiply by .
Reorder factors in .
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Name

Name one billion ninety-four million four hundred twenty-five thousand four hundred forty-nine

Interesting facts

  • 1094425449 has 16 divisors, whose sum is 1572076800
  • The reverse of 1094425449 is 9445244901
  • Previous prime number is 5569

Basic properties

  • Is Prime? no
  • Number parity odd
  • Number length 10
  • Sum of Digits 42
  • Digital Root 6

Name

Name two billion thirty-five million twenty-nine thousand two hundred thirty-five

Interesting facts

  • 2035029235 has 16 divisors, whose sum is 2485956960
  • The reverse of 2035029235 is 5329205302
  • Previous prime number is 683

Basic properties

  • Is Prime? no
  • Number parity odd
  • Number length 10
  • Sum of Digits 31
  • Digital Root 4

Name

Name one hundred seventeen million five hundred sixteen thousand nine hundred seventy-nine

Interesting facts

  • 117516979 has 4 divisors, whose sum is 120249976
  • The reverse of 117516979 is 979615711
  • Previous prime number is 43

Basic properties

  • Is Prime? no
  • Number parity odd
  • Number length 9
  • Sum of Digits 46
  • Digital Root 1