martyna2k08 martyna2k08

03-10-2021
Mathematics

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Answer to get brainly

Answer to get brainly class=

Respuesta :

zarampa zarampa

03-10-2021

Answer:

Step-by-step explanation:

a)

9*10⁷ = 90000*10³

(5*10³)*(9*10⁷) = (5*10³)*(90000*10³) = (5*90000)*10³ = 5*90000*10000

= 4500000000

b)

(7*10⁵) = (7000*10²)

(7*10⁵) ÷ (2*10²) = (7000*10²) ÷ (2*10²) = (7000 ÷ 2) * 10² = 3500*10²

=350000

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