(2x)² + 5x = 4x + 5x = 9x, Find the errors and correct the given mathematical sentence.
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Solution :
( 2x )² + 5x = 4x² + 5x
But in given problem ,
first term 4x , is wrong
4x² + 5x are unlike terms
so,
( 2x )² + 5x =4x² + 5x ≠ 9x
••••
( 2x )² + 5x = 4x² + 5x
But in given problem ,
first term 4x , is wrong
4x² + 5x are unlike terms
so,
( 2x )² + 5x =4x² + 5x ≠ 9x
••••
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