(a⅛+a-⅛)(a⅛-a-⅛)(a¼+a-¼)(a½+a-½)
Jawaban:
a – 1/a
Penjelasan dengan langkah-langkah:
(x+y)(x-y) = x2 – y2
a.b.c.d = ab .cd
(asta-Va)(a½-a-½)(a¼+a-/¼)(a½+a-½) = (a/sta-1)(a)s-a-7) (a/4+a-7)(a/z+a
V2)
= (a'/4 – a-'/a) (a/4+a-7) (a/2+a-1/2) = (a1/2
– a-2) (a2+a-2) = a – a- = a – 1/a
Selamat mengerjakan
@belajar bersama pijay1234