Asked by Keira

Ok Reimy the question came with the ans x=3 then y=2.2, i made t he mistake and put it to two decimal places not realising tehy sequence is one, i will try to be more careful in the future.
How did you come up with 20.25 to divide by 20?
Answered by Writeacher
Keira, you really need to learn to spell Reiny's name correctly!!
Answered by Reiny
Please don't start a new posting for each reply, stay in the same thread.
This saves me the time to go back and find the posting which deals with the above.
I think our equation was y = 20/x^2 and you wanted y when x = 4.5

what is (4.5)^2 ??
then what is 20/(4.5)^2 ??
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