Answer:
36
Step-by-step explanation:
Selena wants to simplify:
She wrote: 
We want to determine what should be inside the box.
Using the index of an index law of indices: 
Therefore:

Therefore, the number Selena should put in the box is 36.
Answer:
Step-by-step explanation:
when 0.6m+75>96, it is better to get the the plan from company A, if 0.6m+75<96, it is better to get the plan from company B.
So whats the question? Sorry im confused
Answer:
<em>y=2 cos (π/4x-π/4)</em>
Step-by-step explanation:
<em>Given</em>
<em>A cosine function has an amplitude of 2, a midline of 5 and a period of 8.</em>
<em>To find: </em>
<em>A cosine function.</em>
<em>Explanation:</em>
<em>Let the function be,</em>
<em></em>
<em>Since amplitude is 2.</em>
<em>Then,</em>
<em></em>
<em>Also, since the period is 8.</em>
<em>Then,</em>
<em></em>

<em>And, since midline is 5.</em>
<em>Hence, the cosine function is,</em>
<em>y=2 cos (</em>
<em>x-</em>
<em></em>
Answer:
a.) her loss is 5 dollars
b.) her profit is 10 dollars
c.) she should sell them for $0.15