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Tulislah Notasi Ilmiah bilangan-bilangan berikut. a. 9.900

Tulislah Notasi Ilmiah bilangan-bilangan berikut.
a. 9.900

Jawaban : 9,9 × 10³

Pembahasan:

Notasi ilmiah disebut juga bentuk baku.

– Bentuk baku bilangan yang sangat besar :
a x 10^n dengan 1 ≤ a < 10
– Bentuk baku bilangan yang sangat kecil :
a x 10^-n dengan 1 ≤ a < 10

Perhatikan perhitungan berikut
9.900
= 9,9 × 1.000
= 9,9 × 10×10×10
= 9,9 × 10³

Dengan demikian notasi ilmiah dari 9.900 adalah 9,9 × 10³.

 

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