If f(x) = 90x^2 + 20x + 1, then find the sum of the digit...

Free Practice Question

PS · Problem Solving

705-805

Functions

If

f(x) = 90x^2 + 20x + 1

, then find the sum of the digits of

f(11111)

?

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A

10

B

11

C

101

D

111

E

112

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Explanation

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