Lisandro Mendez

Trig Identities

100

csc(0) tan(0)

What is sec(0)?

200

sin(0)/cos(0) tan(0)

What is 1?

300

cos(0) (1+tan2(0))

What is sec(0)?

Unit Circle Applications

100

sin 90 degrees

What is 1?

200

tan(-60) degrees

What is the negative square root of 3?

300

csc (5pi over 3)

What is negative (2 square root of 3 over) 3?

Linear Trig Equations

100

Find the angles 0 <_ 0 < 360 that solve the equations

tan(0) = 1

Note: <_ = less than or equal to...

What are 0 = 45 degrees and 225 degrees?

200

Find the angles 0<_0<360 that solve the equation.

cos(0) = (square root of 2) over 2

Note: <_ = less than or equal to...

What are 0 = 45 degrees and 315 degrees?

300

Find the angles 0<_0<360 that solve the equation

tan(0) = (square root of 3) over 3

Note: <_ = less than or equal to...

What are 0=30 degrees and 210 degrees?

Quadratic Trig Factoring

100

2cos²x - 1cosx - 3 = 0

what is x = pi?

200

sin²x + 2sinx - 3 = 0

What is x=pi/2?

300

sin(2x) = cos(x)

What are x = (pi2)/(3pi/2) and x = (pi/6)/(5pi/6)?

Trig Models

100

y=sin(x+pi/2) is ___ transformation.

What is a phase shift?

200

y=-cos(x)-4 is a ____ tranformation

What is a vertical shift?

300

y = -2cos(1/3x-pi/6)+1 is a ___ transformation and is shifted ____ unit(s) ___ and ___ unit(s) ____

What is a Vertical Stretch transformation pi/2 units to the right and 1 unit up?