Yr 12 Half term 4

Question 1

How do you get from displacement to velocity, and velocity to acceleration?

Answer 1

differentiate

Question 2

How do you get from acceleration to velocity and velocity to displacement?

Answer 2

integration

Question 3

How do you find out outliers?

Answer 3

1.5xIQR above Q3 or under Q1

Question 4

What are natural logarithms?

Answer 4

use base e and written ln (same rules still apply)

e.g lne2x-4
e^4=2x

Question 5

What are the log laws to learn?

Answer 5

logax + logay = loga(xy)
logax - logay = loga
logax^k= klogax

Question 6

How do you do exponential reduction?

Answer 6

start with equation
take logs of both sides
use rules for logs