Respuesta :

ellominecraft14

Answer is 58.3

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3^(r)=19

r=2.7(about)

3^(2.7+1)

is about 58.3 (rounded to the nearest tenth)

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This was a really hard question so I may be wrong but I hope this helps

Answer:

57

Step-by-step explanation:

If 3^r=19, then 3^(r+1)=3^r × 3=19 × 3=57

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