Answer:
the graph has a minimum
Step-by-step explanation:
the minimum is -9
Answer:
x = ± 10
Step-by-step explanation:
to solve the equation let y = 0 , that is
100 - x² = 0 ( add x² to both sides )
100 = x² ( take square root of both sides )
±
= x , that is
x = ± 10
Answer:
yes
Step-by-step explanation:
12.54
>
12.53
reason why is because of the 4>5
Answer:
The limit of this function does not exist.
Step-by-step explanation:


To find the limit of this function you always need to evaluate the one-sided limits. In mathematical language the limit exists if

and the limit does not exist if

Evaluate the one-sided limits.
The left-hand limit

The right-hand limit

Because the limits are not the same the limit does not exist.
Answer:
-5
Step-by-step explanation:
5/2(-5)≤-14 false
-12.5≤ -14 so false
The others are true