Mathematics, 02.05.2021 23:20 Arealbot
A car starts from rest. After traveling 125 meters in 10 seconds, its speed picks up to 25 m/s. It travels at this speed for 20 seconds. Then brakes are applied. The car stops in 6 seconds and the braking distance is 95 meters.
(a) Express the speed 25 m/s in km/h.
(b) Find the average speed of the car during the period at which its speed increases.
(c) Find the average speed of the cat during the period the brakes were applied.
(d) Find the average speed of the car for the whole journey.
Answers: 2
Mathematics, 20.06.2019 18:02
Factor completely. x^8 - 1/81 a) (x^4 + 1/9)(x^2 + 1/3)(x^2 - 1/3) b) (x^4 - 1/9)(x^2 + 1/3)(x^2 - 1/3) c) (x^4 + 1/9)(x^2 - 1/3)2
Answers: 3
Mathematics, 21.06.2019 14:20
James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? will mark the
Answers: 1
Mathematics, 21.06.2019 15:10
An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?
Answers: 1
Mathematics, 21.06.2019 22:10
If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if
Answers: 3
A car starts from rest. After traveling 125 meters in 10 seconds, its speed picks up to 25 m/s. It t...
Social Studies, 30.10.2021 14:00
Biology, 30.10.2021 14:00
English, 30.10.2021 14:00
Computers and Technology, 30.10.2021 14:00
Mathematics, 30.10.2021 14:00
English, 30.10.2021 14:00
Social Studies, 30.10.2021 14:00
Chemistry, 30.10.2021 14:00
Computers and Technology, 30.10.2021 14:00
English, 30.10.2021 14:00
Mathematics, 30.10.2021 14:00