Answer: Option B.
Step-by-step explanation:
Given the polynomial:

Observe that
and
are perfect squares. Then, you can rewrite the polynomial in this form:

You can identify that:

Then, we can check if 

Since
, the polynomial
<em>IS NOT </em>a perfect square trinomial of the form 
the total cost of order c is 30
Answer:
$30.
Step-by-step explanation:
70/28 = 2.5
12 x 2.5 = 30
Negative minus negative greater negative get rid of the ()
Answer:
c
Step-by-step explanation: