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math 3rd grade

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Input X Output Y

1 1

3 9

5 25

write a rule for each function table

8x - 15 is this correct??? HELP

  • math 3rd grade - ,

    no, your rule does not work for the first one

    but ....

    when x = 1 , what is 1x1 ?
    when x = 3 , what is 3x3 ?
    when x = 5, what is 5x5 ?

    can you see the pattern?

    how about y = x*x or y = x^2

  • math 3rd grade - ,

    Input 67 add 26 output

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