Question

9х9 х 9 х ... × 9 10 FATORES​

Answer 1

= 9^10
= (3^3)^10
= 3^(3.10)
= 3^30
= 3^5 . 3^5 . 3^5 . 3^5 . 3^5 . 3^5
= 243.243.243 . 243 . 243
= 14348907 . 59049
= 1,4348907.10^7 . 5,9049.10^4
= 8,4728860944. 10^11
= 84728860944.10(-10).10^11
= 84728860944 . 10
= 847.288.609.440