I believe the answer is 2/3n
Answer:
Step-by-step explanation:
1. 30 plants
the rest were confusing sorry
For making mathematical induction, we need:
An
for which the relation holds true
if its true for
, then, is true for 
<h3>
base case</h3>
the relationship is not true for 1 or 2


but, is true for 3

<h3>
induction step</h3>
lets say that the relationship is true for n, this is

lets add 4 on each side, this is


now


if
then
, so



and this is what we were looking for!
So, for any natural equal or greater than 3, the relationship is true.
Answer: 28%
Step-by-step explanation:
1800/2500 = 0.72
0.72 = 72%
100% - 72% = 28%
HEY THERE!!
FIRST STEP :- Affonso has 14 fewer dimes than nickels.
SECOND STEP:- Nickels has 21 dimes.
so Affonso has nickels:-
21 - 14 = 7
Hope it helps you.