Answer:

Step-by-step explanation:
Using the slope formula:

81 , 243 , 729 the pattern is mutiply each by three
You should have an angle of elevation of 30 degrees.
The answer for either field being harvested is 6.25 days (acres/(rate of harvest))
The answer is probably seven because, even though a day can be divided into parts, the fields are done the seventh not the sixth. (I'm assuming the problem calls for whole days)
Answer:
3
Step-by-step explanation:
f(1)=−3
f(n)=2⋅f(n−1)+1
f(2)= 2×1(2-1)+1
= 2×1+1
= 2+1
= 3