I need help with finding the circumference of a circle.

circumference of circle = 2×radius of a circle.

hope it helps.

stay safe healthy and happy.

use formula π×diameter or you can also use 2×π×radius

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Step-by-step explanation:

The rate of change is found by

f(x2) -f(x1)

x2 -x1

x2 is 3 and x1 is 1

f(3) = 3 x^3 +1 = 3(3)^3 +1 81+1 =82

f(1) = 3(1)^3 +1 = 3+1 =4

82 -4

3-1

78

2

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