Question

Yang Jago Matematika Ayo Jawab nomor 15
sekarang plis... pake cara ya...

Answer 1

√2-√3
_____
√2+√3

( √2-√3 ) x (√2-√3)
------------------------
(√2+√3) x (√2-√3)

2-√6-√6+3
-----------------
2-3

5-2√6
----------
-1

5 ÷ -1 = -5
-2√6 ÷ -1 = 2√5

-5+2√6 (C)