मराठी

Factorise : 9x 2 + 3x - 8y - 64y2

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प्रश्न

Factorise : 9x 2 + 3x - 8y - 64y2

बेरीज
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उत्तर

9x 2 + 3x - 8y - 64y
= 9x2 - 64y2 + 3x - 8y
= [ (3x)2 - (8y)2 ] + ( 3x - 8y )
= [( 3x + 8y )( 3x - 8y )] + ( 3x - 8y )
= ( 3x - 8y )( 3x + 8y + 1 )

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पाठ 5: Factorisation - Exercise 5 (E) [पृष्ठ ७६]

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सेलिना Concise Mathematics [English] Class 9 ICSE
पाठ 5 Factorisation
Exercise 5 (E) | Q 16 | पृष्ठ ७६

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