f(2) This means that x is 2, so you plug in 2 for x in the equation




Your answer is D
The answer is 11 miles per hour
If you are trying to find the interest, it would be $60.00. To get this just multiply everything. Hope this helps!!! :)
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Answer:
b. t = 10.5 seconds.
Step-by-step explanation:
l = 0.81t^2
90 = 0.81t^2
t^2 = 90 / 0.81
t^2 = 111
t = 10.5 seconds.