How To Find The Domain of Logarithmic Functions | Precalculus

This precalculus video tutorial explains how to find the domain of logarithmic functions. It explains how to use a number line to write the domain in interval notation.

Functions and Graphs Practice Test:

Transformations of Functions:

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How To Find The Range of a Function:

Domain and Range - More Examples:

Domain and Range From a Graph:

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Domain and Range - Radical Functions:

Domain of Logarithmic Functions:

Domain and Range - Piecewise Functions:

Domain and Range - Inverse Functions:

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SAT Math Test Prep:

ACT Math Test Prep:

Final Exams and Video Playlists:

Full-Length Math & Science Videos:

Logarithmic Formula Sheet:

[lonelystone]

your existence means a lot to all those students who are struggling with mathematics, you're doing good job!

[Rin-gdvg]

The only channel that make me watch a whole long vedio.. thanks as always !

[klincollins]

God bless you for this video, you just save my life for my exam tomorrow. thanks

[SrijanDevipur]

thankyou soo much i understood this in 28 mins while my prof took 3 hours and i still didnt understand

[ishaanverma]

thank you sir your video are so good, they clear doubts

[Aerosol]

Man the moment I see his video is the moment I start solving every question thrown to me.

[angelfabian]

Thank you I’ve been struggling with this one

[snowvale]

Thank you! May I have aquestion why in the third example it goes from -infinity, when it should not be negative? Thank you

[CyberGuard]

Please can you upload a video for the range of logarithmic functions using the examples on this video..
Thank you in advance!

[justadude]

I love logarithm probably one of my favourite math topics

[rukshanfdoable]

Please tell me how to find the range of the function of the 1sr question

[evernarten]

lmao one day before the exam and i just understood logarithmic functions thysm

[grrlpaz]

11:36 why did you do the negative version?

[yisahak]

Let me show you guys one property of logarithms most teacher don't teach
Logb^a(c)=1/alogb(c)

[yisahak]

Let me show you one property of logarithms most teacher don't teach
Logb^a(c)=1/alogb(c)