pomoze ktos? prosze! na teraz... daje naj
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zadanie 1
a)
x^2=8^2+15^2
x^2=64+225
x^2=289 l√
x=17
b)
x^2+8^2=10^2
x^2+64=100 l-64
x^2= 36 l√
x=6
c)
a^2+1^2=(√5)^2
a^2+1=5 l-1
a^2=4 l√
a=2
d)
x^2=4^2+4^2
x^2=16+16
x^2= 32 l√
x=4√2
zadanie 2
x^2=160^2+120^2
x^2=25600+14400
x^2=40000l√
x=200