Answer:

Step-by-step explanation:
The given polynomials are,

In polynomial addition and subtraction only like terms can be added or subtracted.
So,




Solution :
It is given that :



So, 


The relative change is then,




This means that after 5 weeks, the revenue from the DVD sales in $563 with a rate of change of $70 per week and the increasing at a continuous rate of 12% per week.
The measure of ∠1 is also <span>93° because vertically opposite angles are equal.</span>
Answer: I can't see the image