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Violettaaaaa
a fost răspuns

Efectuati;
a) 2x(x+3)
b) 3x(x-2)
c)6x(x+7)
d)5x(x-4)
e)7x(x+5)
f)8x(9-x)
g)4x(2x+7)

Răspuns :

Queeeeeniphile
a) 4x la puterea a doua +6x
b)3x la puterea a doua -6x
c) 6x la puterea a doua +49x
d) 5x la puterea a doua -20x
e) 7x la puterea a doua +35x
f) 72x -8x la puterea a doua
g) 8x la puterea a doua +28x

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