The quadratic formula is -b plus minus the square root of b^2-4ac all over 2a.
Here, a=1, b=13, and c=30.
The only option that fills in the values correctly is D
Answer:
at least 1.7
Step-by-step explanation:
i think sorry if wrong
Answer: I hope that this is right this calculator was being difficult lol.
Step-by-step explanation: it would cross at (-1,2) is what i got