Witam mam do zrobienia jeden podpunkt ale go nie zabardzo ogarniam prosze o pomoc:
1.Usuń niewymierność z mianownika:
a)2/2-pierwiastek z 2 + pierwiastek z 3
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
2 2 + (√2+√3) 2*(2 + √2+√3) 4 + 2√2 + 2√3
------------ * ----------------- = -------------------= ------------------=
2-√2 + √3 2 + (√2+√3) 2² - (√2+√3)² 4 - (2 + 2√6 + 3)
4+2√2 + 2√3 4+2√2 + 2√3 -1 + 2√6 -4+8√6-2√2+4√12-2√3+4√18
= ----------------= ------------------- * ------------ = ----------------------------------=
4 - 5 - 2√6 -1 -2√6 -1 + 2√6 1 - 24
-4 + 8√6 -2√2+4√(4*3) -2√3 + 4√(9*2) -4+8√6-2√2+8√3-2√3+12√2
= ------------------------------------------- = ---------------------------------=
-23 -23
-4+8√6+10√2+6√3 -(4-8√6-6√3-10√2) 4-8√6-6√3-10√2
= ----------------------= ----------------------= -----------------------
-23 -23 23