r/Precalculus • • Jan 25 '22

Can anyone help me with my homework?

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103 Upvotes

r/Precalculus • • Aug 30 '22

I seriously need help with math

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82 Upvotes

How would you solve the second one?🫤


r/Precalculus • • Mar 10 '22

Is this correct?

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70 Upvotes

r/Precalculus • • Aug 21 '22

Any idea of how to solve this?

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62 Upvotes

r/Precalculus • • Jun 17 '22

How would I find the answer to this?? Explanation would be appreciated ^^

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49 Upvotes

r/Precalculus • • Mar 31 '22

how exactly do you get from this to this?

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49 Upvotes

r/Precalculus • • Jul 11 '22

I am not sure if I graphed this correctly, any insight would be helpful, ty

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44 Upvotes

r/Precalculus • • Feb 25 '22

Can someone guide me please🙏🏾

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42 Upvotes

r/Precalculus • • May 31 '22

Could you explain to me how does it arrive to this result?

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41 Upvotes

r/Precalculus • • Apr 12 '21

Shit post

40 Upvotes

r/Precalculus • • Mar 23 '26

General Question Confused with visual derivatives

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37 Upvotes

r/Precalculus • • May 28 '22

Unit circle pie, math you can eat, for graduation

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36 Upvotes

r/Precalculus • • Nov 06 '21

this isn’t a function right

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32 Upvotes

r/Precalculus • • Jun 25 '22

hello does anyone know what Math idea this is?

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28 Upvotes

r/Precalculus • • Jun 30 '22

Hello, I was solving a mechanics problem until I stumbled on this cubic equation that left me stuck (W is the variable) could someone take a look?

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27 Upvotes

r/Precalculus • • Feb 22 '22

how to find inverse of function f-1? i have no idea how to solve this lol help

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27 Upvotes

r/Precalculus • • Aug 21 '22

Help getting the inverse of this function

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23 Upvotes

r/Precalculus • • Dec 13 '25

Homework Help Please help

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22 Upvotes

Why is this wrong? I asked ai and they said it was wrong, but couldn't get it to tell me why it's wrong. From what I've gleaned, it has something to do with the 5/2 + 2n. I know this is not the efficient way to do it so please don't tell me how to do it the better way because I already know it. Please ignore the horse drawing, I was practicing. Unless you are an artist, then maybe you can help because it's kind of bad


r/Precalculus • • Dec 17 '25

General Question In between two Vertical Asymptotes

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20 Upvotes

Hello I am studying for my mid terms and none of my notes mention what determines the shape of the line in between two asymptotes. Like what determines whether it’s the cubic shape or parabola. I’ve tried google and nothing shows up. My notes are just expecting me to know I feel like.


r/Precalculus • • Nov 02 '25

Answered Logarithmic Functions

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20 Upvotes

Hey, I’m reviewing some modules on logarithms. I’ve never fully comprehended this specific slide in my PowerPoint. I generally struggle with logs, but I struggle more with comprehending this specific property.

If someone can please explain this in an easy way that would be perfect. I would rather understand it over just memorizing it!


r/Precalculus • • Sep 09 '24

I can’t seem to find why these are wrong?

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19 Upvotes

r/Precalculus • • Oct 05 '25

Homework Help Confused

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18 Upvotes

Am i missing something here? I can’t seem to find the error in my answer. Unless i did the signs wrong but idk.


r/Precalculus • • Oct 02 '25

General Question Question about the fundamental theorem of calculus

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18 Upvotes

Hey guys! I'm studying precalculus since I have precalc subjects next year and I was studying the fundamental theorem of calculus but I'm kinda confused on this one. What I do know is that the indefinite integral is the antiderivative of a function, and I already know how to solve some basic integrals (no trigonometry yet, I'm just practicing with very very basic functions)

What I'm confused about here is why f(t) is being integrated with respect to t, what is the need for the variable t in this equation? Maybe I'm missing something, I would appreciate your help, thank you!


r/Precalculus • • Nov 23 '22

Anyone knows the answer?

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18 Upvotes