x^2-9x-6=0
Use the quadratic formula to get (9+sqrt(105))/2 or (9-sqrt(105))/2
Answer:
- 56
Step-by-step explanation:
The opposite of a number is its negative value
Then the opposite of 56 is - 56
Answer:
A.) Kathy starts each week with 108 phones to fix.
Answer:
3/20, -3/10
Step-by-step explanation:
Its a quadratic equation, use the quadratic formula. (-b+-
)/2a
20x^2+3x-2=0
(-3+-
)/40
(-3+-9)/40
So you get 6/40=3/20 and -12/40=-3/10