C3 test Flashcards
1
Q
What’s the domain of a function?
A
The set of inputs, can be restricted
2
Q
What’s the range of a function?
A
Is the complete set of output values, so how low to how high the graph goes
3
Q
Y=Kf(x)
A
Strech in Y direction by scale factor K
4
Q
Y=f(Kx)
A
Stretch in X direction by 1/K
5
Q
Y= - f(x)
A
reflect in X axis
6
Q
Y= f (-x)
A
reflect in Y axis
7
Q
Sec x =
A
1/cos x
8
Q
Cosec x =
A
1/sin x
9
Q
Cot x =
A
1/ tan x
10
Q
sec ^2 x=
A
1 + tan^2 x
11
Q
Cosec^2 x =
A
1 + cot^2 x
