`y = sqrt(x) + 1/sqrt(x)` Find the limit, if possible

1 Answer

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Borys Shumyatskiy | College Teacher | (Level 3) Associate Educator

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This function is defined for x>0.

When x tends to +0, sqrt(x) tends to 0 and 1/sqrt(x) tends to +infinity, and y tends to +infinity.

The same answer for x tending to infinity.

And for x tending to any finite positive value the limit is y at this value, because y is continuous.