Q No 17) (x - y)(x + y) + (y - z) 2 points
(y + z) + (z - x) (z + x) is equal to
Answers
Answered by
1
Answer:
0
Explanation:
(x - y) (x + y) + (y - z) (y + z) + (z - x) (z + x)
( x2 - y2 ) + ( y2 - z2 ) + ( z2 - x2 )
x2 - y2 + y2 - z2 + z2 - x2
= 0
Similar questions