Q. 385.0( 1 Vote )

Mark the correct alternative in the following:

The domain of definition of is

A. [4, ∞)

B. (-∞, 4]

C. (4, ∞)

D. (-∞, 4)

Answer :

Here,



x-4≥0; x≥4 …..(1)


Also,




x≥4


Option A is correct..

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