Question

Factorise 27x³ + y² + z³-9xyz ​

Answer 1

Answer:

(3x-y-z)(9x²+y²+z²-3xy-yz-3zx).

Step-by-step explanation:

27x³-y³-z³-9xyz

=(3x)³-y³-z³-3(3x)ys  

=(3x-y-z){(3x)²+y²+z²-(3x)y-yz-z(3x)}

=(3x-y-z)(9x²+y²+z²-3xy-yz-3zx).

hope it helps u.

Answer 2

Answer:

27x3 + y2 + z3 - 9xyz

= ( 9 × 3 × X × 3) + (y +2) + ( z × 3) - ( 9 × X × y × z )

mene itna tak hi kiya hai.

baki tum hi kar lena...

aur haan