Things I Keep Forgetting Flashcards
(11 cards)
1
Q
f(x)+a
A
Add a
Translate up on y axis
2
Q
af(x)
A
Enlarge by scale factor of a in y axis
3
Q
-f(x)
A
Reflection in x axis
4
Q
f(x+a)
A
Take away a to left on x axis
5
Q
A
6
Q
f(ax)
A
Shrink by scale factor of 1/a on x axis
7
Q
f(-x)
A
Reflection on y axis
8
Q
d^2y/dx^2>0
A
Minimum and convex
Curve bends up
9
Q
d^2y/dx^2<0
A
Maximum point and concave
Curve points down like a cave
10
Q
d^2y/dx^2= 0
A
POI
11
Q
dy/dx
A
Stationary point and gradient is zero
