August 2018 2 38 Report
Przekształć podane wyrażenia na sumy algebraiczne;
a) (a+2)(a-2)
b) (10x+1)(10x-1)
c) (4a-2b)(4a+2b)
d) ½t+3q)(½t-3q)
e) (2a²-0,1)(2a²+0,1)
f)(x+5)(5-x)
g)(3a+1)(1-3a)
h)(0,7-7x³)(7x³+0,7)
i)(x-¹/₃y²)(x+¹/₃y²)
j)(ab²+a²b)(ab²-a²b)
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