Trig Identities

On ramps Test 4a

csc(x) = ?

1/sin(x)

sec(x) = ?

1/cos(x)

tan(x) = ?

sin(x)/cos(x)

cot(x) = ?

cos(x)/sin(x)

sin =

y

tan =

y/x

sin²(x) + ______ = 1

cos²(x)

tan²(x) + 1 = _____

sec²(x)

1 + cot²(x) = _____

csc²(x)

what does the graph y = sin(x) look like?

what does the graph of y = cos(x) look like?

what does the graph of y = tan(x) look like

what is the domain of y = sin(x)

all real numbers

what is the domain of y = cos(x)

all real numbers

what is the domain of y = tan(x)

all real numbers except pi/2 + pi(n)

cos =

x