solve the following quadratic equation by using formula method X²-3x-2=0
Answers
Answered by
0
Answer:
Step-by-step explanation:
X²-3x-2=0
x={ 3±√(9+8)}/2
=(3±√17)/2
Answered by
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
Similar questions