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f(x) = {(3x-8,",", "if"x le 5),(2k,",", ...

`f(x) = {(3x-8,",", "if"x le 5),(2k,",", "if"x gt 5):}` is continuous at x = 5, find k.

A

(a) `4/7`

B

(b) `2/7`

C

(c) `7/2`

D

(d) `3/7`

Text Solution

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The correct Answer is:
C
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