Question

59.The value of x p − q⋅ x q − r⋅ x r − p is equal to
(a) 0 (b) 1 (c) x (d) xpqr​

Answer 1

Answer:1

solution:

let x=1;p=2;q=3;r=4 Then,

xp-q=

1×2-3

2-3

ans 1

xq-r=

1×3-4

3-4

ans1

xr-q=

1×4-3

4-3

ans1