Subtract <math><mstyle displaystyle="true"><mn>1</mn></mstyle></math> from both sides of the equation.

Use the quadratic formula to find the solutions.

Substitute the values <math><mstyle displaystyle="true"><mi>a</mi><mo>=</mo><mn>2</mn></mstyle></math> , <math><mstyle displaystyle="true"><mi>b</mi><mo>=</mo><mo>-</mo><mn>7</mn></mstyle></math> , and <math><mstyle displaystyle="true"><mi>c</mi><mo>=</mo><mo>-</mo><mn>1</mn></mstyle></math> into the quadratic formula and solve for <math><mstyle displaystyle="true"><mi>x</mi></mstyle></math> .

Simplify the numerator.

Raise <math><mstyle displaystyle="true"><mo>-</mo><mn>7</mn></mstyle></math> to the power of <math><mstyle displaystyle="true"><mn>2</mn></mstyle></math> .

Multiply <math><mstyle displaystyle="true"><mo>-</mo><mn>4</mn></mstyle></math> by <math><mstyle displaystyle="true"><mn>2</mn></mstyle></math> .

Multiply <math><mstyle displaystyle="true"><mo>-</mo><mn>8</mn></mstyle></math> by <math><mstyle displaystyle="true"><mo>-</mo><mn>1</mn></mstyle></math> .

Add <math><mstyle displaystyle="true"><mn>49</mn></mstyle></math> and <math><mstyle displaystyle="true"><mn>8</mn></mstyle></math> .

Multiply <math><mstyle displaystyle="true"><mn>2</mn></mstyle></math> by <math><mstyle displaystyle="true"><mn>2</mn></mstyle></math> .

The result can be shown in multiple forms.

Exact Form:

Decimal Form:

Do you know how to Solve Using the Quadratic Formula 2x^2-7x=1? If not, you can write to our math experts in our application. The best solution for your task you can find above on this page.

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

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

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

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

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

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

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

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

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