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Factorise 16×2 + 4y2 + 9z2 – 16xy + 12yz – 24zx using standard algebraic identities.
Question
Factorise 16×2 + 4y2 + 9z2 – 16xy + 12yz – 24zx using standard algebraic identities.
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Mathematics
3 years
2021-07-27T22:32:06+00:00
2021-07-27T22:32:06+00:00 1 Answers
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Answers ( )
Step-by-step explanation:
16×2 + 4y2 + 9z2 – 16xy + 12yz – 24zx
(-4x)²+(2y)²+(3z)²+2(-4x)(2y)+2(2y)(3z)+2(-4x)(3z)
So,
(-4x+2y+3z)²
or
(-4x+2y+3z).(-4x+2y+3z)