June 2022 2 6 Report
Zad 3
a) dla a = -2
2a + 3 - a + b + 7a = ?

b) dla z = 5 i t = 0,1
2z + t - 3z + 4t - 1 = ?

c) dla x = 0,2 i y = -1
13x - 2y + 7 - 9x + y - 4 + x - 3 = ?

d) n = - ½
n² + n - 7 + 3n² - n - 9 - n + 16 = ?

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