Math, asked by mussakan, 1 year ago

splitting the middle term 15x2 - X - 28

Answers

Answered by GauravJReddy

2

15x² - x - 28. =15x² - ( 21 - 20 )x - 28 = 15x² - 21x + 20x - 28. = 3x ( 5x - 7 ) + 4 ( 5x -7 ). = ( 3x + 4 ) ( 5x - 7 )

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