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Чи правильна рівність

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  1. Чи правильна рівність √169=13; √10=100; √0,04=0,2; √1,44=0,12; √0=0; √0,9=0,3; √640=80; √1∕4=1∕2; √25=-5; √81/4=9/4

  2. Обчислити √100; √ 36; √4900 ; √0,0144; √0,000004; √5²+56; √60+√ 16 ; √√25-√16; √√361-3; √15²-9²; √26²-24²; √√81+20√4

  3. Що означає винести множник з-під знака кореня? Якщо а,b,х - раціональні числа,то √а = √х² · b = х√b Якщо А,В,С-раціональні вирази,то √А = √Х²·В =│Х│√В

  4. Спростити вираз √12 + √75 - √48; √64а + √36а - √81а; √49х + √25х - √100х; √8х – 0,1√200х +3√50х (4 - √17 )(√17 + 4 ); (√7 - √5 )(√7 + √5 ); (√27 + √48 )√3

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