Oblicz:
a) 2 (√64 - 18) : (2² - √169) =
b) 2√64 - 18 : ( 3² - √169) =
a) 2 (√64 - 18) : (2² - √169) =2*(8-18):(4-13)=2*(-10):(-9)=-20/(-9)=20/9=2 2/9b) 2√64 - 18 : ( 3² - √169) =2*8-18:(9-13)=16-18:(-4)=16+4,5=20,5
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a) 2 (√64 - 18) : (2² - √169) =2*(8-18):(4-13)=2*(-10):(-9)=-20/(-9)=20/9=2 2/9
b) 2√64 - 18 : ( 3² - √169) =2*8-18:(9-13)=16-18:(-4)=16+4,5=20,5
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