Logarithm with left shift
For \(f(x)=\log_5(x+1)\), state the domain, solve \(f(x)=2\), and evaluate \(f(124)\).
Worked practice: solve and check
Solve for the requested x-value, then substitute it back to check the result.
Write a full answer
Now write the response in full, in your own words — this is what the exam asks for. The AI marks it on the same moves you built above (focus, evidence, technique, judgement) and gives feedback on reasoning, evidence, and expression.