pomocyyyyyyyyy!!!!
1.usun niewymiernosc z mianownikaaa
a) 3+√2 / √2 = ( to w ulamku )
b) 2 / 3+√5 = w ulamku)
3 + √2 √2 3√2 + 2
-------- * -------- = ------------ = 1,5√2 + 1
√2 √2 2
2 3 - √5 6 - 2√5 6 - 2√5
-------- * ----------- = ------------ = --------
3+√5 3 - √5 9 - 5 4
a)
b)a)
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3 + √2 √2 3√2 + 2
-------- * -------- = ------------ = 1,5√2 + 1
√2 √2 2
2 3 - √5 6 - 2√5 6 - 2√5
-------- * ----------- = ------------ = --------
3+√5 3 - √5 9 - 5 4
a)
b)a)