Naomi has earned $54 mowing lawns the past two days she works 2 and 1/2 hours yesterday and 4 1/4 hours today if naomi is paid the same amount for every hour she works how much does she earn per hour to mow lawns

positive

step-by-step explanation:

the quadrant is facing upwards

, and

for

step-by-step explanation:

we can analyze the pattern at which the terms increase. let us denote , , , so that we can call

note the following:

the pattern: to get the next term value, we just add the next term number (e.g. 1st, 2nd, to the previous term value (term values are the given numbers in the question, 1, 3, 6, 10, 15,

from , to get to , we add

from , to get to , we add

etc.

we need to form a recursive formula, a formula that has the next term as a function of the previous term. so a possible recursive formula can be

, and for