Sara planted string beans in two pots. Plant A is 4 inches tall and it grows 2/3 of an inch per day.
Plant B is 9 inches tall and it grows 1/2 of an inch per day.
Write rules for each piant. y = total height and x = days

What is the question that you needed answered?

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First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.