Question

II. Answer very Shortly
(x - y)'+(y – z) +(2-x)
11. Find the value of
15(x - y)(y – z)(z – x)​

Answer 1

Answer:

1) x-y+y-z+2-x

Thus, 2-z is the answer

2) 15(xy-xz-y²+yz)(z-x)

15(xyz-x²y-xz²+x²z-y²z+xy²+yz²-xyz)

15x²z+15xy²+15yz²-15x²y-15xz²-15y²z answer