August 2018 2 25 Report
1.Wykonaj mnozenie.
a)(x + 1)(y + z)
b)(a + 3)(5 - b)
c)(a - 2b)(b - 5)
2.Wykonaj mnozenie i zredukuj wyrazy podobne.
a)2x(x + 1) = 2x² + 4(y + 1) + xy
b)(1 - p)(3p - 4) - 3p
c)(k - 0,5l)(k + 6) + k²
d)(c - 1,5c)(12 + c) - c²
3.Roziaz rownanie.
a)2x(x + 1) = 2x² + 4
b)(x - 1)(x - 1)(x + 2) = x² + 5
c)(x + 2(x - 1) = x² + 5
d)(x - 5)(x - 10) = x(x + 5)
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