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X 1 square minus x square is
X 1 square minus x square is pictures 5
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X 1 square minus x
X 1 square minus x square is
x square 1 whole square minus x square is equal to has
x square 1 close square minus x square is equal to zero has
x square 1 square minus x square is equal to zero
x 1 square minus x square is equal to zero has
