Usuń niewymiernośc z mianownika:
4+4 √6
_____ =
√6 +2
Zapisz w najprostszej postaci:
(√147 - 2 √3) 4 √3 =
z góry dziękuję! :D
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4+4 √6 (4 + 4√6)(√6-2) 4√6 - 8 + 24 - 8√6 -4√6 + 16 -4(√6 - 4)
_____ = ------------------- = ------------------------- = --------------- = ------------- = -2√6 + 8
√6 +2 (√6+2)(√6-2) 6 - 4 2 2
(√147 - 2 √3) 4 √3 =(√49 * √3 - 2√3)4√3 = (7√3 - 2√3)4√3 = 5√3 * 4√3 = 20 * 3 = 60