If x-y = 5 and xy = 24 find the value of (x+y) ? fast please
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→ x - y = 5 -------- (1)
→ x•y = 24 -------- (2)
we know the algebraic identity:-
→ (x +y)² = (x - y)² + 4xy
⇒ (x + y)² = 5² + 4 × 24
⇒ (x + y)² = 25 + 96
⇒ (x + y)² = 121
⇒ x + y = √121
⇒ x + y = 11
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