Both of your answers are correct.
In the first question, there is a discontinuity in the graph; however, the limit does indeed exist and its value is 2.
In the second question, lim x→4 does not exist, while all of the other do. The options then just involve checking if the correct value of the limit is stated with the value of x, and you did this well.
Answer:
34cm
Step-by-step explanation:
To find the missing sides you have to see how much the bottom is, then the other sides so in the case the bottom is 10cm and top is 3cm on each side. and you want to find the middle. so you would do 10 - 3 - 3 = 4
Answer:
4-4=0
16-6-10=0
17-3-4-10=0
1-2+1=0
Step-by-step explanation:
if i am correct. i believe that the answer is 0.04
Answer:
See below
Step-by-step explanation:
If an expression is not dependent on x, it simplified form must not contain x. To show that this is the case for (a) and (b) we need to simplify them and assess:
(a)

Indeed, does not depend on x!
And (b)

Again, does not depend on x.