Verify the Identity x^2-1=(x-1)(x+1)

Verify the Identity x^2-1=(x-1)(x+1)
Simplify the right side.
Simplify .
Expand using the FOIL Method.
Apply the distributive property.
Apply the distributive property.
Apply the distributive property.
Simplify terms.
Combine the opposite terms in .
Reorder the factors in the terms and .
Subtract from .
Simplify each term.
Multiply by .
Multiply by .
Since the two sides have been shown to be equivalent, the equation is an identity.
is an identity.
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Name

Name three hundred thirty-nine million one hundred forty-seven thousand three hundred twenty-two

Interesting facts

• 339147322 has 4 divisors, whose sum is 508720986
• The reverse of 339147322 is 223741933
• Previous prime number is 2

Basic properties

• Is Prime? no
• Number parity even
• Number length 9
• Sum of Digits 34
• Digital Root 7

Name

Name seven hundred eighty-eight million eight hundred ninety-nine thousand one hundred sixty-seven

Interesting facts

• 788899167 has 32 divisors, whose sum is 1146685440
• The reverse of 788899167 is 761998887
• Previous prime number is 977

Basic properties

• Is Prime? no
• Number parity odd
• Number length 9
• Sum of Digits 63
• Digital Root 9

Name

Name one billion seven hundred forty-one million nine hundred seventy-four thousand nine hundred fifty-one

Interesting facts

• 1741974951 has 16 divisors, whose sum is 2343650400
• The reverse of 1741974951 is 1594791471
• Previous prime number is 181

Basic properties

• Is Prime? no
• Number parity odd
• Number length 10
• Sum of Digits 48
• Digital Root 3