Basic Precalc Rememberings

0.0(0)
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
Card Sorting

1/15

encourage image

There's no tags or description

Looks like no tags are added yet.

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced

No study sessions yet.

16 Terms

1
New cards

Sin =

1/csc

2
New cards

Cos =

1/sec

3
New cards

sin^-1

Quadrants 1 and 4

4
New cards

cos^-1

Quadrants 1 and 2

5
New cards

tan^-1

Quadrants 1 and 4

6
New cards

period coordinates of tan and sec

-pi/2 and pi/2

7
New cards

period coordinates of cot and csc

0 and pi

8
New cards

The basic Pythagorean Identity

sinĀ²x+cosĀ²x=1

9
New cards

SecĀ²x = ?

1+tanĀ²x

10
New cards

CscĀ²x =?

1+cotĀ²x

11
New cards

sin(aĀ±b)

sin(a)cos(b) Ā± cos(a)sin(b)

12
New cards

cos(aĀ±)

cos(a)cos(b) āˆ“ sin(a)sin(b)

13
New cards

sin(2x)

2(sinx)(cosx)

14
New cards

cos(2x)

  1. cosĀ²(x) āˆ’ sinĀ²(x)

  2. 1-2sinĀ²x

  3. 2cosĀ²-1

15
New cards

period of cos and sin

2pi

16
New cards

period of tan cot sec csc

pi