Asked by Jay
A tree that is 3 feet tall is growing at a rate of 1 ft per year. A 5 ft tree is growing at a rate of 0.75 ft per year.
The ordered pair (t, h)(t, h) represents the time, t, at height, h.
Which ordered pair represents the year when the trees will be the same height?
A. (6, 9)
B. (8, 11)
C. (7, 10.25)
D. (12, 14)
The ordered pair (t, h)(t, h) represents the time, t, at height, h.
Which ordered pair represents the year when the trees will be the same height?
A. (6, 9)
B. (8, 11)
C. (7, 10.25)
D. (12, 14)
Answers
Answered by
Zaim
n: number of years
h1 = h2 = h
3 + n*1 = 5 + n*.75
n = 8 years
3 + 8*1 = 5 + 8*.75 = 11 feet
h1 = h2 = h
3 + n*1 = 5 + n*.75
n = 8 years
3 + 8*1 = 5 + 8*.75 = 11 feet
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