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y=x-2
Horizontal transformation to the right
y=x+4
Horizontal transformation four to the left
y=-x
Reflection on y-axis
y=3x
Horizontal dilation 3?
When using the sine rule to find an obtuse angle…
Do 180- the angle
What do you do with the constant in front of the derivative in brackets
Stays the same
Points of inflection
Second derivative equal to zero
Should change signs + -
Sub x values into into original function
Stationary points
First derivative equal to zero
Solve for x (find y)
Plug x values into second derivative
+concave up - minimum
-concave down - maximum
Sector
Segment