December 2018 1 6 Report
DAJE 50 PUNKTÓW!

a) (a-b)² + (3a+1)² =
b) (b+4) (b-4) - 2(3-2b)² =
c) 3(c+1)² - (c-5)(5-c) =
d) 2a(a-4) - 3(a+3)² = dla a= (-2)
e) (b-1)(1+b)² - 2(b+3)(b-5) = dla b= 3


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