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From course:

MATHS FLASH CARDS

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Question:

(2x + y) (2x – y)

Author: GN Tutorials


Answer:

[Use identity: (a – b)(a + b) = a² – b² ] (2x + y) (2x – y) = (2x )² – (y)² = 4x² – y²


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GN Tutorials
GN Tutorials