Usuń niewymierność z mianownika .
a) . 3 podzielić na √2
b ) .9 podzielić na 2 √3
c ) . 5 podzielić na √5
d) .2 √3 podzielić na √2
e ) . √ 2 - 1 podzielić na √3
f) . 2√3 + 5 podzielić na 3 √2
Pilne .!
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a) 3/√2 * √2/√2 = 3√2/2
b) 9/2√3 * 2√3/2√3 = 18√3/12 = 3√3/2
c) 5/√5 * √5/√5 = 5√5/5 = √5
d) 2√3/√2 * √2/√2 = 2√6/2 = √6
e) (√2 - 1)/√3 * √3/√3 = (√6 - √3)/3
f) (2√3 + 5)/3√2 * (3√2/3√2) = (6√6 + 15√2)/18= 3(3√6+5√2)/3 * 6 = (3√6 + 5√2)/6
/-kreska ułamkowa