Question

Solve by quadratic formula:
x²+3x-1​

Answer 1

Answer:

x²+3x-1

a=1 b=3 c=1

Step-by-step explanation:

x=-b+-root b^2-4ac/2a

x=-3+-root 3^2-4×1×1/2

x=-3+-root 9-4/2

x=-3+-root 5/2

x=-3+root 5/2. x=-3-root 5/2