what is 4ײ - 49y² anser please
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Answer:
(2x)²-(7y)²
(2x-7y)(2x+7y)
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4x² - 49y²
solution
Rewrite 4x² - 49y² as ( 2x ) ² - ( 7y ) ² . The different of squares can be factored using the rule : a ² - b ² = ( a - b ) ( a + b )
( 2x - 7y ) ( 2x + 7y )
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