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Step 1:
Remove unnecessary parentheses
Step 2:
When there is a (-) in front of an expression in parentheses, change the sign of term in the expression.
Step 3:
Collect like terms
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Verified answer
SUBTRACTION
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Ans: x³ - x² + 3x + 1
Step 1:
Remove unnecessary parentheses
Step 2:
When there is a (-) in front of an expression in parentheses, change the sign of term in the expression.
Step 3:
Collect like terms