1. Wykonaj działania:
2. Oblicz sumę działania:
a)
b)
2√32+3√18-√72=8√2+9√2-6√2 =11√2
4∛54+∛16-∛128=4∛27·∛2 +∛8·∛2 -∛64·∛2 =12∛2+2∛2-4∛2=10∛2
2∛24+4∛81-14∛3=2·∛8·∛3+4·∛27·∛3-14∛3 =4∛3+12∛3-14∛3 =2∛3
3∛5-2∛2-∛5+4∛2=2∛5+2∛2
2∛-2 +4-4√5-3∛-2+6√5 =2√5-∛-2+4
zad2
a)√12+√48+√75=√4·√3+√16·√3+√25·√3=2√3+4√3+5√3=11√3
b)∛24+∛81+∛192=∛8·∛3+∛27·∛3+∛64·∛3=2∛3+3∛3+4∛3=9∛3
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2√32+3√18-√72=8√2+9√2-6√2 =11√2
4∛54+∛16-∛128=4∛27·∛2 +∛8·∛2 -∛64·∛2 =12∛2+2∛2-4∛2=10∛2
2∛24+4∛81-14∛3=2·∛8·∛3+4·∛27·∛3-14∛3 =4∛3+12∛3-14∛3 =2∛3
3∛5-2∛2-∛5+4∛2=2∛5+2∛2
2∛-2 +4-4√5-3∛-2+6√5 =2√5-∛-2+4
zad2
a)√12+√48+√75=√4·√3+√16·√3+√25·√3=2√3+4√3+5√3=11√3
b)∛24+∛81+∛192=∛8·∛3+∛27·∛3+∛64·∛3=2∛3+3∛3+4∛3=9∛3