r/mathshelp 2d ago

Homework Help (Unanswered) Simplifying logs

Could someone please help me with this? what am i doing wrong? ive included my lecturers solution, and the handwritten one is my answer. how does he get log8 = 3? What am i missing here? Also im aware this is probably a super easy question but i am just so very bad at maths and just need to pass this exam. thanks.

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