Oblicz roznice liczb
a)√112,√250
b)√45,√125
c)³√54,³√-40
d)³√-56,³√189
√112-√250=4√7-5√10
√45-√125=3√5-5√5=-2√5
∛54-∛-40=3∛2-∛8×-5=3∛2-2∛-5=3∛2+2∛5
∛-56-∛189=-2∛7-3∛7=-5∛7
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√112-√250=4√7-5√10
√45-√125=3√5-5√5=-2√5
∛54-∛-40=3∛2-∛8×-5=3∛2-2∛-5=3∛2+2∛5
∛-56-∛189=-2∛7-3∛7=-5∛7