Find the value using the unit circle
sin(pi/2)=
sin(pi/2)= 1
Simplify the following expression
(csctheta)(costheta)
cot(theta)
Solve the following equation
sin(x) = 1
for all x
x = pi/2 + 2pi*n
n is an integer
Is this the parent function of sine or cosine?
y=cos(x)
What other subject does Ms. Madrigal teach?
Geometry
Find the value using the unit circle
cos((4pi)/3)=
cos((4pi)/3)=-1/2
Simplify the following expression
(sinx)(tanx)(cotx)(cscx)
1
Solve the following equation
sin(x) - sqrt3 = -sin(x)
for all x
x=(4pi)/3 + 2pi*n
x=(5pi)/3 + 2pi*n
n is an integer
Identify the amplitude of the sine function
a = 0.5
What is Ms. Madrigal's first name?
Valerie
Find the value using the unit circle
tan ((15pi)/4)=
tan ((15pi)/4)=-1
Simplify the following expression
(sec^2theta-tan^2theta)/sintheta
csctheta
Solve the following equation
sec(theta)=1/2
for all theta
no solutions
Identify the horizontal shift of the sine function.
h=-pi/2
How old is Ms. Madrigal?
23
Find the value of
sec((5pi)/3)=
sec((5pi)/3)= 2
Simplify the following expression
(sin^3(x)+sin(x)*cos^2(x))/cos(x)
tan(x)
Solve the following equation
2tan(theta)=2
for 0<= theta <= 2pi
theta = pi/4
theta = (5pi)/4
Identify the amplitude, frequency, and vertical shift of the cosine function.
a=-1
B=2
k=-1
What sports did Ms. Madrigal play in high school? (name at least one)
Soccer & Tennis
Find the value of
cot((5pi)/6)=
cot((5pi)/6)= -sqrt3
Simplify the following expression
(sec^2x-1)/sin^2x
sec^2x
Solve the following equation
2+4sin^2(x) =4
for [0,2pi)
x=pi/4,(3pi)/4,(5pi)/4,(7pi)/4
Write an equation for the following function using cosine:
y = -2cos(x)
or
y = 2cos(x-pi)
Name one of Ms. Madrigal's top 5 artists.
Coldplay, Radiohead, Tyler, the Creator, Daniel Caesar, & Latin Mafia