Well, 1/2 is equal to 5/10... so 7/10 - 5/10 is 2/10 because 7-5=2 :)
Discriminant = square root (b^2 -4*a*c)
square root (64 -4*1*12) =
square root (16) =
4
Therefore it has 2 rational soltions
All you need is mulitplication.
300 times 1.15 is 345 miles per hour.
You're welcome!
Answer:
Dividing -2 on both sides
Step-by-step explanation: