Answer:

Step-by-step explanation:
<u>Step 1: Multiply
</u>




Answer: The correct answer is -1
Answer:
i dont but thanks for the points
Step-by-step explanation:
can i have brainlylist
The surface area of a sphere is given by

where r represents the radius.
As the radius is given as 60 meters we replace r with 60 in the formula above to get the surface area.
Answer:
yes
Step-by-step explanation:
yes
Given functions are


The total number of ducks and swans in the lake after n months can be determined by adding the functions s(n) and d(n).





Taking 2 as common, we get

Hence The total number of ducks and swans in the lake after n months is