Answer:
graph starts high and ends high
Answer: 4.5 hours
<u>Step-by-step explanation:</u>
x²+4x+5
Step-by-step explanation:
i provided a picture explanation.
X can be - 1/2 or 0.5
2x0.5=-1
- 1
8m + 5n
8(3) + 5(- 5)
24 + (- 25)
24 - 25