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Factorise:- 9x²+16y²+25z²+24xy+40yz+30zx |
Answer» (3X + 4Y + 5Z)²Step-by-step EXPLANATION: = 9x²+16y²+25z²+24xy+40yz+30zx = (3x)²+(4y)²+(5z)²+2.3x.4y+2.4y.5z+2.5z.3x = (3x + 4y + 5z)² |
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