Factorise 7√2x²-10x-4√2
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Factorise 7√2x²-10x-4√2
Answer:( 7√2x+4 )(x-√2)
SOLUTION
7√2x²-10x-4√2
⇒7√2x² - (14-4)x - 4√2
⇒ 7√2x² - 14x + 4x - 4√2
⇒7√2x ( x-√2 ) + 4 ( x-√2 )
⇒( 7√2x+4 )(x-√2)
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