Matematika

Pertanyaan

Tolong bantu no : 6 aja pake cara :).
#Need a quick answer
JANGAN ASAL JAWAB !
Tolong bantu no : 6 aja pake cara :). #Need a quick answer JANGAN ASAL JAWAB !

2 Jawaban

  • bentuk ekuvalennya yaitu 3√7+6
    Gambar lampiran jawaban annisa1412
  • [tex] \frac{9}{ \sqrt{7} - 2} = \frac{9 ( \sqrt{7} + 2)}{( \sqrt{7} - 2)( \sqrt{7} + 2)} [/tex]
     
                [tex]= \frac{9 ( \sqrt{7} + 2)}{7 - 4} [/tex]
     
                [tex]= \frac{9 ( \sqrt{7} + 2)}{3} [/tex]
     
                = 3 (√7  + 2)
     
                = 3√7  + 6   .... jawaban : A