The common difference is 3
As they are written, they are all linear. I think you meant for the third one to be y=x^2. if that is true then y=x^2 is a quadratic and therefore is the answer
Answer:
0.
Step-by-step explanation:
n^2 - 2n.
The first term is when n = 1 so it is 1^2 - 2*1
= -1.
The second term is 2^2 - 2*2
= 0.
Answer:
81 cents
Step-by-step explanation:
11 cents + 30 cents (3 dimes, 10 cents each) + 15 cents (3, 5 cent coins) + 25 cents (1 quarter, 25 cents) = 81 cents