Question

find the value of x square y square - xy for X is equals to 1 and Y is equals to minus one

Answer 1

the answer is 2
x square y square - xy
one square minus one whole square minus one into minus one
1 into 1 minus of - 1
one minus of -1
oneplus one
= 2

Answer 2

Answer:

See the answer would be 35

Step-by-step explanation:

When we solve we get---   3+2$\sqrt{2}$   and   3-2$\sqrt{2}$

Further few steps later we receive 9+9+9+8= 35

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