Use the quadratic formula

9x^2+3x-1=0

Question

Mathematics

Kenneth Fitzgerald

1 August, 20:07

Use the quadratic formula

9x^2+3x-1=0

+3

Answers (1)

Know the Answer?

Demarcus Chang · Answer 1

9x2+3x-1=0

Step 1: Use quadratic formula with a=9, b=3, c=-1.

x = - b±√b2-4ac

2a

x = - (3) ±√ (3) 2-4 (9) (-1)

2 (9)

x = - 3±√45

18

x = - 1

6

+

1

6

√5 or x=

-1

6

+

-1

6

√5

Answer:

x=

-1

6

+

1

6

√5 or x=

-1

6

+

-1

6

√5

Use the quadratic formula9x^2+3x-1=0

Use the quadratic formula

9x^2+3x-1=0