Q.1. Subtract the sum of -6n2 + 2n - 4 and 4n2 - 2n + 4 from -n2-n +
Q.2. (6x + 4) - (4x - 2) - (-x - 1) Simplifying
Q.3. (5x2 + x + 4) + (-x2 + 2x + 4) +14x2 - x + 6)
Q.4. -7n2 - [3n2 --n2 - n + 4)]
Q.5. (6n2 - 4) - (5n2 + 9) - (6n + 4)
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