QUIZ
Trig Identities
4 years ago by
12 questions
Q.

According to the reciprocal identities, what is csc(x) equivalent to?

1/sin(x)

1/tan(x)

sin(x)

1/cos(x)

Q.

According to the Pythagorean Identities, please select the correct solution

csc2 x

cot2 x

sin2 x

sec2 x

Q.

According to the negative angle identities: cos(-y)=?

1

cos(x)

cos(y)

Who knows...I have missed so many already.

Q.

According to the tangent and cotangent identities...

csc x

sec x

cot x

tan x

Q.

Which of these problems would need the conjugate:

Q.

What would be the first step here?

co-function identities

Cancel the sines

Distribute

Pythagorean identities

Q.

What would be your first step in this one?

Co-function identities

Negative Angle identities

FOIL

Give up and cry

Q.

tanxcotx-cos2x=sin2x,

which side would you begin with?

The left half - it is more complicated

The right half - it is simpler

Either side - it doesn't matter

HELP...I am clueless. Stop the madness

Q.

If you had to simplify this, which category of identities would you use?

tan(x)csc(x)

Co-function

Tangent & Cotangent

Pythagorean

Negative Angle

Q.

Simplify

sin²θ

cosθ

tanθ

1- sin²θ

Q. Simplify
-1
sin θ
csc θ
1
Q. Simplify:
(secx-1)(secx+1).
Hint: you will need to FOIL first