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# Forum: Pre-Calculus

Simple Limits, Functions, Trigonometric Forms For Complex Numbers (Argand Diagrams/Euler's Formula/De Moivre's Theorem)

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2. ### Function -> Implicit function

• Replies: 1
• Views: 266
May 26th, 2018, 21:35
3. ### how to solve sqrt(x + 15) + sqrt(x) = 15 ?

• Replies: 8
• Views: 5,822
May 22nd, 2018, 20:32
4. ### write an answer in terms of Pi

• Replies: 2
• Views: 280
May 2nd, 2018, 22:44
5. ### Geometric Sequence

• Replies: 3
• Views: 272
May 2nd, 2018, 07:39
6. ### Precalculus help --> cos2x=3/5 and 90<x<180

• Replies: 1
• Views: 267
April 26th, 2018, 08:42
7. ### How to figure out the graph of a function?

• Replies: 2
• Views: 199
April 23rd, 2018, 09:20
8. ### A Difficult Partial Sum

• Replies: 6
• Views: 293
April 15th, 2018, 20:01
9. ### How to know if plane is perpendicular to another plane?

• Replies: 2
• Views: 243
April 10th, 2018, 09:20
10. ### solve for principal values in degree

• Replies: 1
• Views: 231
April 3rd, 2018, 16:57
11. ### No Real Number Solution

• Replies: 2
• Views: 310
March 20th, 2018, 08:53
12. ### Find the Range...Part 1

• Replies: 1
• Views: 224
March 20th, 2018, 06:26
13. ### Find Domain...1

• Replies: 1
• Views: 214
March 20th, 2018, 02:33
14. ### Find the Range...Part 2

• Replies: 1
• Views: 243
March 20th, 2018, 01:47
15. ### describing the resulting current

• Replies: 1
• Views: 111
March 16th, 2018, 22:44
16. ### Composition of Functions

• Replies: 4
• Views: 156
March 16th, 2018, 18:25
17. ### Vertical Asymptote

• Replies: 6
• Views: 142
March 16th, 2018, 15:42
18. ### Oblique Asymptote

• Replies: 8
• Views: 177
March 16th, 2018, 15:22
19. ### Horizontal Asymptote

• Replies: 5
• Views: 118
March 16th, 2018, 15:20
20. ### Effective Rate of Interest

• Replies: 2
• Views: 107
March 16th, 2018, 12:04
21. ### Rational Functions

• Replies: 2
• Views: 151
March 15th, 2018, 19:35
22. ### Linear Equations

• Replies: 4
• Views: 137
March 14th, 2018, 18:20
23. ### Precalculus Topics

• Replies: 2
• Views: 143
March 13th, 2018, 17:16
24. ### Equation of the Line

• Replies: 2
• Views: 91
March 13th, 2018, 11:32
25. ### Find Rate

• Replies: 11
• Views: 296
March 12th, 2018, 15:22
26. ### Evaluate sin 6

• Replies: 27
• Views: 636
March 12th, 2018, 15:21

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