October 2018 1 61 Report

Oblicz wartośc liczbową wyrażenia.

a) 2x^2 - 6y dla x = -2 , y = - 1/2

b) a*b/c - a^2 dla a = - 1/2 , b = 2/3 , c = - 3/4

c) x/2 + y/3 - z /6 dla x = -2 , y = 4,2 , z = -3,6

d) ( 4a - 3)(3a + 2 ) - a ( a -1) dla a =-1/2

e) x/y - x+y / 3x -10 dla x = -1/5 , y = 0,1

f) 4xy^2z^3 - 3yx^2 dla x = 1/4 , y = -3 , z = -0,5


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