Problem 137 of 7
Find and fix the error in the combined function expression For f(x)=x-2 and g(x)=x+3, (fg)(x)=x-2x+3.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
detect incorrect operation, grouping, or variable use.
Hidden until you reveal it.
Error must involve operation, grouping, copying expression, or invalid domain.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Match the operation to the notation.
2. Use parentheses around whole component functions when multiplying, subtracting, or dividing.
3. Check domain restrictions for quotients.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Correction that keeps missing parentheses or zero denominator.