Question

Show that (r-s)² + 2rs = r² +s²

Pls fast ​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

L.H.S

$= {(r - s)}^{2} + 2rs$

$= {r }^{2} + {s}^{2} - 2rs + 2rs$

$= {r}^{2} + {s}^{2}$

LHS = RHS proved