September 2018 1 17 Report

Uprość wyrażenia .

a. (2x-3)(x+7)

b. (4-5y)(1-6y)

c. -(3+2x)(c-2)

d. (3a+5)'2 <--- '2 = potęga

e. (3a-5)'2

f. (a+3)(a-3)

g.(0,2-2/5z)(10z+1)

prosze .!


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