September 2018 1 20 Report

Zagadnienie: wzory skróconego mnożenia

Zad.1 Przedstaw w postaci sumy algebraicznej:

a. (6-3x)(6+3x)

b. (2x+5y)(2x-5y)

c. (8+6k)(6k-8)

d. (9k-10)(10+9k)

e. (\sqrt{5x}-6)(\sqrt{5x}+6)

f. (\sqrt{10a}+\sqrt{11b})(\sqrt{10a}-\sqrt{11b})


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