Question

Desfaceti parantezele:
a)$(2a- \sqrt{3} )( a^{2} +3a- \sqrt{3} )$
b)$(a-b)( a^{2} +ab+ b^{2} )$
c)$(b-2 b^{2}+1)(1-b)$
d)$( x^{2} +2xy+ y^{2} )(x-y)$

Answer 1

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