# Solve Using the Quadratic Formula 2x^2-7x=1

Solve Using the Quadratic Formula 2x^2-7x=1
Subtract from both sides of the equation.
Use the quadratic formula to find the solutions.
Substitute the values , , and into the quadratic formula and solve for .
Simplify.
Simplify the numerator.
Raise to the power of .
Multiply by .
Multiply by .
Multiply by .
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
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### Name

Name nine hundred eighty-seven million nine thousand eight hundred forty-eight

### Interesting facts

• 987009848 has 64 divisors, whose sum is 3638048256
• The reverse of 987009848 is 848900789
• Previous prime number is 971

### Basic properties

• Is Prime? no
• Number parity even
• Number length 9
• Sum of Digits 53
• Digital Root 8

### Name

Name five hundred ninety-eight million three hundred five thousand nine hundred ninety-one

### Interesting facts

• 598305991 has 8 divisors, whose sum is 636290480
• The reverse of 598305991 is 199503895
• Previous prime number is 19

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 9
• Sum of Digits 49
• Digital Root 4

### Name

Name one billion three hundred forty-eight million two hundred twenty-two thousand seven hundred ninety-one

### Interesting facts

• 1348222791 has 32 divisors, whose sum is 1939956480
• The reverse of 1348222791 is 1972228431
• Previous prime number is 107

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 10
• Sum of Digits 39
• Digital Root 3