October 2018 1 15 Report

Zad.1Wykonaj mnożenia:

a) (x+y+3)x(2x-y)

b) (3x-1)x(3x+1)x(2-x)

c) (3xy-y+3x)x(x-xy+y)

d) [2x-(b+a)]x[(a+b)+2x]

e)(x^2+4)x(x-2)x(x+2)

f)(2x-y)x(2x+y)x(4x^2+y^2)

Zad.2 Wykonaj mnożenia:

a) (3-8x)x(3+8x)

b) (a-6)x(3a+4)

c)(xy+3y)x(4xy-5y)

d)(2x+3y)x(7x-4xy)

e)2x^2y x (x-y)x(x+y)

f) 3 x(x-4)x(3x-2)

g)4 x(2xy^2+3yz)x(2xy^2-3yz)

h) 2 x(3pq^2-4)x(3pq^2+4)

^2 - potęgi

x - przed nawiastem jako mnożenie

Daje naj!



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