Question

Expand (x-1/2y+1/3z)³​

Answer 1

Answer:

y²z/4 + xz²/3 - yz²/6 - 3x²y/2 + 3xy² + x²z

Step-by-step explanation:

(x-1/2y+1/3z)³​          {(a+b+c)³=3(b+c)(a+b)(a+c)}

3(x-1/2y)(-1/2y+1/3z)(x+1/3z)

= y²z/4 + xz²/3 - yz²/6 - 3x²y/2 + 3xy² + x²z

Hope this helps