Python - Methods and Behavior Definition
Which of these methods correctly returns the square of a number
n?Which of these methods correctly returns the square of a number n?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Identify correct use of
Only def square(n): return n * n usesreturnfor squaringreturnand multipliesnby itself.Step 2: Check other options for errors
def square(n): print(n * n) prints but does not return; C lacks return; D returns sum, not square.Final Answer:
def square(n): return n * n -> Option DQuick Check:
Return with correct expression = correct method [OK]
Quick Trick: Return must send the calculated value back [OK]
Common Mistakes:
- Using print instead of return
- Forgetting return keyword
- Returning wrong calculation
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