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Mathematics
Lennon Chen
10 April, 06:01
If x=y+1, then x^2-2 (y+1) ^2 = ?
+5
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1
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Emilio Mccoy
10 April, 09:29
0
-x^2
Step-by-step explanation:
If x = y+1 then
x^2-2 (y+1) ^2 = x^2-2 (x) ^2
= - x^2
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