Q. (habisin poin)1.) 1³ + 2³ = …?2.) 90³ = …?
Penjelasan dengan langkah-langkah:
1³ + 2³
= ( 1 × 1 × 1 ) + ( 2 × 2 × 2 )
= ( 1 × 1 ) + ( 4 × 2 )
= 1 + 8
= 9
– – – – – – – – – – – – – – – – – – – – – – – – – – –
90³
= 90 × 90 × 90
= 8.100 × 90
= 729.000
– – – – – – – – – – – – – – – – – – – – – – – – – – –
- ❐ Mata Pelajaran : Matematika
- ❐ Kelas : 9
- ❐ Materi : Bilangan Berpangkat
- ❐ Kode Kategori : 9.2.1
- ❐ Kata Kunci : menyelesaikan perpangkatan
Penjelasan dengan langkah-langkah:
1.) 1³ + 2³
= ( 1 × 1 × 1 ) + ( 2 × 2 × 2 )
= ( 1 × 1 ) + ( 4 × 2 )
= 1 + 8
= 9
________________
2.) 90³
= 90 × 90 × 90
= 8.100 × 90
= 729.000