Answer:
18.2222222222 mph
Step-by-step explanation:
82 x 4.5 = 18.222222222
I think it is the first one could be wrong tho
75 * 1000/3600 = 20.8333333
You just need to multiply with 1000 to get m from km and divide by 3600 because you are converting hours in seconds.
Answer:
1.17
Step-by-step explanation:
5-(2.18+1.65)
Answer: B: n^2+6n+1
Step-by-step explanation:
A=n
B=2n+6
C=n^2-1
AB-C
n(2n+6)-n^2-1
2n^2+6n-n^2+1
n^2+6n+1