Trigonometric Functions And Equations Flashcards
1
Q
sin(x+/-360) =
A
sinx
2
Q
sin(-x) =
A
-sinx
3
Q
y=sinx is a
A
odd function
is a periodic function, 360
has rotational symmetry
4
Q
y=sinx translation property
A
sin(x-180)=sin(-x)=-sinx
5
Q
y=sinx supplementary property
A
sin(180-x)=sinx
6
Q
sin(180+x) =
A
sin(-x)=-sinx
7
Q
y=cosx is a
A
even function
is a periodic function, 360
has reflective symmetry
8
Q
cos(-x) =
A
cosx
9
Q
y=cosx translation property
A
cos(x-180) = -cosx
10
Q
y=cosx supplementary property
A
cos(180+/-x) =-cosx
11
Q
cos(x+/-360) =
A
cosx
12
Q
y=tanx
A
has a period of 180
13
Q
y=tanx periodic property
A
tan(x-180)=tanx
14
Q
it is an odd function so that
A
tan(-x)=-tanx
15
Q
y=tanx supplementary property
A
tan(180-x)=- tanx
