# Question #62514

##### 1 Answer

-4

#### Explanation:

best post only 1 question at a time

i can do the first one here

multiplying the denom by its conjugate is often a good idea when there are radicals present as is case here

that right end of this limit is continuous through x = 1 so we can lift it out of the limit and apply its actual value

as we are still only looking at the limit, we can cancel the (x-1)'s

and