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B 2x 2
B 2x 2 pictures 5
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B 2x 2
2x a y b 2
a^2y^2+b^2 x^2-2ax by
a 2y 2 b 2x 2 2abxy
ax b 2x 2 x
1 a 2 b 2x 2
b 2x 2 40x 1
b 2x 2 6x
b 2x 2 2x 3
b 2x 2 5x 3 0
b 2x 2
