Question

If,
x =
$\sqrt{5 } - 2 \div \sqrt{5} + 2$
and Y =
$\sqrt{5} + 2 \div \sqrt{5} - 2$
find (a) =
$x^{2}$
(b) =
$y^{2}$
( c) =
$xy$
(d) =
$x^{2} + y^{2} + xy$



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Answer 1

Answer:

it is the correct answer