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b) -3x × ⅓= - x
c) -x × (-2x)= 2x²
d)½y × 3t × 2y= 3ty²
e) -xy × (-xy)= x²y²
f) - 3ab × (-6b) = 18ab²
b) -3x × jedna trzecia. = -x
c) -x × (-2x) = 2x^2
d) jedna druga y × 3t × 2y=3y^2t
e) -xy × (-xy) = x^2*y^2
f) - 3ab × (-6b) = 18ab^2
2) -3x * ⅓=-x
3) -x * (-2x) = 2x²
4) ½ y * 3t * 2y = 3ty²
5) -xy *(-xy) = x²y²
6) -3ab * (-6b) = 18ab²