Let f : `(2, oo) rarr N` be defined by `f (x)=` the largest prime factor of [x]. Then `int_(2)^(8) f(x) dx` is equal to -A. 17B. 22C. 23D. 25

Let f : `(2, oo) rarr N` be defined by `f (x)=` the largest prime fact

1.	Let f : `(2, oo) rarr N` be defined by `f (x)=` the largest prime factor of [x]. Then `int_(2)^(8) f(x) dx` is equal to -A. 17B. 22C. 23D. 25
Answer» Correct Answer - B `underset(2)overset(8)(int) f(x) dx=2+3+2+5+3+7=22`

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Let f : `(2, oo) rarr N` be defined by `f (x)=` the largest prime factor of [x]. Then `int_(2)^(8) f(x) dx` is equal to -A. 17B. 22C. 23D. 25

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