Mohon bantu 1-√3/1+√3
Jawaban:
1 – √3 / 1 + √3
rasionalkan
= 1 – √3 / 1 + √3 x ( 1 – √3 ) / 1 – √3
= 1 – √3 ( 1 – √3 ) / ( 1 + √3 ) ( 1 – √3 )
= 1 – √3 ( 1 – √3 ) / 1 – 3
= ( 1 – √3 )² / -2
= 1² – 2√3 + 3 / -2
= 4 – 2√3 / -2
= 2( 2 – √3 ) / -2
= (2 – √3) / -1
= -2 + √3