Three numbers are in arithmetic progression. Their sum is 3 and the sum of their squares is 11. What are the three numbers? I already have -1,1,3. What is the other three?

this was already solved by me with a different person. if you look it up in the search bar at the top of the page, you will get the answer.

step-by-step explanation:

you can first factor out the n to get n(1+5). we know that 1+5 is 6, so we just have 6n.

answer: 12

step-by-step explanation:

because yes

b

step-by-step explanation:

it have 5 sides and 5 identicle angle.the rest does not have the same property as b.

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