Question

Factorise 4x^2+9x^2+16z^2+12xy-24yz-16xz​

Answer 1

Answer:

(2x + 3y - 4z)²

Step-by-step explanation:

2²x²+3²y²+4²z²+12xy-24yz-16xz

(2x)²+(3y)²+(4z)²+12xy-24yz-16xz

(2x)²+(3y)²+(-4z)²+12xy-24yz-16xz

(2x)²+(3y)²+(-4z)²+2(2x)(3y)+2(3y) (-4z)+2(2x) (-4z)

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