Answer:
Step-by-step explanation:
Amplitude is twice the coefficent of the sine function. In this case, 
Period is 
divided by the coefficent of x, in this case, 
Phase shift, is how much you sum or subctract from x inside the sine, in this case 
.
Midline you get by hiding the sine and reading what's left, in this case, -4.
5 and 1/4 is on 5 inches and 3 cm
Answer:
y=10,-10
Step-by-step explanation:
you forgot to add the -10
Hope this helps
Answer:
i think just 2
Step-by-step explanation:
<u>Answer</u>
Option 2
The part of the job that Marina can complete in 1 hour
<u>Explanation</u>
Working together, Katherine and Marina can sand a large cabinet in 2 hours.
In hour the complete 1/2 of total work
It would take Katherine 10 hours to do the job alone.
In one hour Katherine complete 1/10 of total work
Let r, the part of the job that Marina can complete in 1 hour
So we can write,
r = 1/2 -1/10 = 0.4
The part of the job that Marina can complete in 1 hour is 0.4
