1. Oblicz:
a) \sqrl{324} - \sqrl{576}- \sqrl{324+576}
b) \sqrl{144+256}- \sqrl{144}- \sqel{256}
a)
sqrt(324)- sqrt(576) - sqrt( 324 + 576) = 18 - 24 - sqrt( 900) = - 6 - 30 = - 36
b)
sqrt(144 + 256) - sqrt(144) - sqrt( 256) = sqrt(400) - 12 - 16 = 20 - 28 = - 8
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a)
sqrt(324)- sqrt(576) - sqrt( 324 + 576) = 18 - 24 - sqrt( 900) = - 6 - 30 = - 36
b)
sqrt(144 + 256) - sqrt(144) - sqrt( 256) = sqrt(400) - 12 - 16 = 20 - 28 = - 8