methods

Question 1

6 steps for optimisation?

Answer 1

1. diagram
2. ID thing to be max/min
3. Equation w/ one unknown
4. derive step 3, =0 and solve
5. test min or max
6. answer question

Question 2

when testing stationary point in box test… sub into y or y’?

Answer 2

y’

Question 3

what to do for testing point of inflection

Answer 3

sub x’s on either subes into y’’ and check theres a change of concavity, ie + to -