The length and width of a rectangle are in a 7:2 ratio. Find the width of the perimeter is 72.
1 answer:
You might be interested in
<h3>Answer: Choice D. 
</h3>
This is because we want to avoid having negative numbers under the square root. So we make the radicand to be 0 or larger.
The +1 at the end doesn't affect the domain.
