Question

solve the following quadratic equation by using formula method X²-3x-2=0​

Answer 1

Answer:

Step-by-step explanation:

X²-3x-2=0​

x={ 3±√(9+8)}/2

=(3±√17)/2

Answer 2

Step-by-step explanation:

x²-3x-2 = 0

the square root of x = -b±√b²-4ac/2a

=. -(-3)±√(-3)²-4(1)(-2)/2(1)

= 3±√9+8/2

=. 3±√17/2

3+√17/2. or 3-√17/2