If 2ft 9 in of material is used to manufacture one scarf, how much material is needed for 6 scarves?
2 answers:
You might be interested in
Answer:
.
Step-by-step explanation:
Fact:
.
In other words, , the difference of two squares in the form
and
, could be factorized into
.
In this question, the expression is the difference between two terms:
and
.
is the square of
. That is:
.
- On the other hand,
.
Hence:
.
Apply the fact that to factorize this expression. (In this case,
whereas
.)
.
Given:
Consider the given expression is:
To find:
The simplified form of the given expression.
Solution:
We have,
Using distributive property, it can be written as:
Therefore, the correct option is A.