Answer:
(a+b)² - 2ab
Step-by-step explanation:
it is a formula :)
Answer:
the mean is 35.9
but if rounded it would be 40
Step-by-step explanation:
Answer:
the answer for this problem is x^2+2x-15
Step-by-step explanation:
(x+5)(x-3)
x(x-3)+5(x-3)
x^2-3x+5(x-3)
x^2-3x+5x-15
=x^2+2x-15
Part B- Katelyn and Travis forgot to write down the mileage on the second day, but after the third day their odometer read 34,963 miles what was the average number of miles they drove during the second and third day? Answer 525 miles
I’m confused on part c. I need help figuring out how to do it!
Part C- At the end of the third day, Katelynn and Travis reached their destination. They spent 4 days at their destination and then they drove home. If it only took then 2 days to drive home, what was their average number of miles driven each day, assuming they followed the same route home with no side trips?
Please show work so I understand! I’m not about just wanting answers, but wanting to know how you got the answer you did.
Answer:
Step-by-step explanation:
First you must round 54 and 41. Now you have 50×40. It would be easier to take of the 2 zeros at the end and and them on later. Now we have 5×4. This =20. Now we add the 2 zeros we took away and get 2,000. Hope that helps!