Question

◆10 POINT QUESTIONS◆ solve it on copy.....

Answer 1

1. a a+b+c

1 b. b +c +a

1 c c+ a+b.
( by C3 - C3 + C2)

TAKE A+B+C OUTSIDE


A+B+C). 1. a. 1
1 b. 1
1 c 1

As two columns are same

so value is 0

Answer 2

$<b><i>$kindly refer the attached image for solution