Dane są liczby x = 3+2, y = 5 -3.
Oblicz x +y, x – y, xy, x2, , y2.
x + y = 3+2+5-3 = 3
x - y = 3+2-5+3 = 3
x*y = (3+2)*(5-3) = 5*2 = 10
x2 = 5*5 = 25
y2 = 2*2 = 4
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x + y = 3+2+5-3 = 3
x - y = 3+2-5+3 = 3
x*y = (3+2)*(5-3) = 5*2 = 10
x2 = 5*5 = 25
y2 = 2*2 = 4