Math, asked by pandu1234, 1 year ago

if X + Y = 25 and X * Y = 4 find X - Y using identity
please let me know the answer
I need whole process
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Answers

Answered by gopal5426
2
x+y=25 and xy=4

then (x-y)2 = (x+y)2–4xy

(x-y)2 = (25)2 - 4×4

(x-y)2 = 625 - 16

(x-y)2 = 609

X-Y = 24.677

Okk.


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