Algebra-1

Question Analysis
This question tests the ability to remove parentheses and identify all terms in an algebraic expression, which is a fundamental skill in understanding polynomial basics.

Key Concept Explanation
When removing parentheses, the signs of the terms inside the parentheses are affected by the sign before the parentheses. If the sign is positive, the signs inside remain the same; if negative, the signs inside are reversed.

Step-by-step Solution
1. Start with the given algebraic expression:
2. Remove the parentheses:
For :
For

Click "Show Answer" to reveal the answer and analysis