Question

Solve 3x2+7x+1=0 using the quadratic formula.

Answer 1

`x=(-7+-√(37) )/(6)`

Explanation:

This (±) goes between the
`-7` and
`√(37)`

`3x^(2) +7x+1=0`

`ax^(2) +bx+c`

`-b` ±
`√(b^2-4ac)`/2a

`-7` ±
`√((7)^2-4(3)(1))`/2(3)

`-7` ±
`√(49-12)`/6

`-7` ±
`√(37)/6`