What is the limit as x approaches 1 of sqrt(7x+42) ?

The limit as x approaches 1 of sqrt(7x+42) is 7

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limit as x approaches 1 of sqrt(7x+42)

x \to 1 lim (7 x + 42)

7

Solution steps

x \to 1 lim (7 x + 42)

Plug in the value

x = 1

= 7 \cdot 1 + 42

Simplify

7 \cdot 1 + 42 : 7

= 7

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What is the limit as x approaches 1 of sqrt(7x+42) ?
The limit as x approaches 1 of sqrt(7x+42) is 7