This should help you on how to get the zeros and the answer for the bottom question is A
Answer:

Step-by-step explanation:
Notice that
is a right triangle where its hypotenuse is
. We can also see that
. For this we must use the Pythagorean Theorem.
Recall:
The Pythagorean Theorem states that if you have a right triangle, the principal square root of the sum of the squares of each leg is the length the hypotenuse.
We can see that
and 

Answer:
6 pencils
Step-by-step explanation:
divide $3.30 by $0.55 and you get 6.
Answer:
check it..
Step-by-step explanation:
domain and range...