NumPy - Array Operations
Which of the following is the correct syntax to subtract array
b from array a element-wise in numpy?Which of the following is the correct syntax to subtract array b from array a element-wise in numpy?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Check subtraction syntax options
Botha - bandnp.subtract(a, b)perform element-wise subtraction.Step 2: Confirm
Arrays do not have a subtract method, so this is incorrect.a.subtract(b)is invalidFinal Answer:
Both A and C -> Option CQuick Check:
Element-wise subtract = a - b or np.subtract(a, b) [OK]
Quick Trick: Use - or np.subtract for element-wise subtraction [OK]
Common Mistakes:
- Using a.subtract(b) which is invalid
- Confusing subtraction with addition
- Using wrong function names
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