October 2018 1 28 Report

1. Oblicz wartość poniższych wyrażeń. x = 2

a) 2 x + 5

b) 2(x-5)

2. Oblicz wartość wyrażeń. 5 x² - y DLA :

a) x = 3 , y = 2

b) x = 5 , y = -3

c) x = 0,5 , y = 1/3

d) x = - 1/4 , y = 1/5

5. Jaka jest wartość wyrażenia 2a² - b³ DLA :

a) a = -1 , b = -1

b) a = 1 , b = -1

c) a = -1 , b = 1

d) a = 1 , b = 1


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