Choose the correct option. (MCQ's)
(i) 2x2 - {5x2 – 3x + 10x2 - (7x - 5x)}
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Step-by-step explanation:
Solution:
(4x2 - 2x) - (-5x2 - 8x)
= 4x2 - 2x + 5x2 + 8x.
= 4x2 + 5x2 - 2x + 8x.
= 9x2 + 6x.
= 3x(3x + 2).
Answer: 3x(3x + 2)
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