Explain why 9 is the best whole number estimate of 83−−√.

83 is between 82 and 85, and 83 is closer to 82 than it is to 85.

83−−√ is a perfect square

9 is a perfect square.

83 is between 81 and 100 and 83 is closer to 92 than it is to 102.

$30.32

step-by-step explanation:

65.00*.12=2.80

65.00-2.80=57.20

57.20*1.06=60.632

60.632/2=30.316

e^-kt = n/n0 = 0.79  

-kt = ln 0.79  

t = - ln 0.79/0.0001  

= 2357 years

step-by-step explanation:

answer:

it is 28 degrees colder in detroit than philadelphia.

step-by-step explanation:

what number adds to 21  

-7 + ? = 21

-7 + 28 = 21

hope it

cause it equals more