Question

If x = (b - c)(a - d), y = (-a)(b - d) and z = (a - b)(c - d),
then the value of x' + y + zis
(a) abc
(b) o
(c) 1
(d) a + b + c. .......dum hai toh iska answer nikal ke batao​

Answer 1

Step-by-step explanation:

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