U1.40.50 the linear function graphed below represents the height of a stalk of corn

U1.40.50
the linear function graphed below represents the height of a stalk of corn since a farmer began using a new fertilizer. what is
the initial value?
21
height of a stalk of.com
(616)
height (ft
1 2 3 4 5 6 7 x
number of days using new fertilizer
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