But that's wrong. lim of x-> implies that 8 is being approached from both side which would result in two different results, one side resulting in infinity and the other resulting in negative infinity. As it is written, the answer would be "does not exist."
Also, the bottom is wrong because sideways 5 isn't a number.
Not to burst anyones bubble, but it does require small ammounts of math to build a wall out of bricks..theres a certain pattern u must keep for the wall not to simply fallover.