For a you would just have to add all the velocity up and divide by 5. For b its -15 the ball is going down.
Answer: 2145 ²
Step-by-step explanation:
A^2+b^2=c^2
4 squared and 3 squared =25
square root of 25 is 5
answer is d
10+90x +6x-60 that’s my answer sorry if it’s wrong the 60 is negative
