Question

pls answer the above question​

Answer 1

i-$\small \bold{9x^2+4y^2+16z^2+12xy−16yz−24xz}$

$\small{=(3x)^2+(2y)^2+(−4z)^2+2(3x)(2y)+2(2y)(−4z)+2(−4z)(3x)}$

$=(3x+2y−4z)^2$

=(3x+2y−4z)(3x+2y−4z)

ii-in image

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Answer 2

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