Solve Using the Quadratic Formula 3x^2-2x-5=0

Solve Using the Quadratic Formula 3x^2-2x-5=0
Use the quadratic formula to find the solutions.
Substitute the values , , and into the quadratic formula and solve for .
Simplify.
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Simplify the numerator.
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Raise to the power of .
Multiply by .
Multiply by .
Add and .
Rewrite as .
Pull terms out from under the radical, assuming positive real numbers.
Multiply by .
Simplify .
The final answer is the combination of both solutions.
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Name

Name one billion seven hundred thirty-one million eight hundred thirty-eight thousand six hundred seven

Interesting facts

  • 1731838607 has 4 divisors, whose sum is 1731924480
  • The reverse of 1731838607 is 7068381371
  • Previous prime number is 53503

Basic properties

  • Is Prime? no
  • Number parity odd
  • Number length 10
  • Sum of Digits 44
  • Digital Root 8

Name

Name four hundred five million one hundred forty-two thousand three hundred ninety-two

Interesting facts

  • 405142392 has 32 divisors, whose sum is 1823140872
  • The reverse of 405142392 is 293241504
  • Previous prime number is 3

Basic properties

  • Is Prime? no
  • Number parity even
  • Number length 9
  • Sum of Digits 30
  • Digital Root 3

Name

Name one billion seven hundred eighty-two million eight hundred sixty-four thousand five hundred fifty

Interesting facts

  • 1782864550 has 64 divisors, whose sum is 4045427712
  • The reverse of 1782864550 is 0554682871
  • Previous prime number is 151

Basic properties

  • Is Prime? no
  • Number parity even
  • Number length 10
  • Sum of Digits 46
  • Digital Root 1