Select the correct answer.
1 answer:
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Answer:
Solution,
f(x) = + 1
Put x = x - 3,
f(x - 3) = + 1
Now,
g(x) = f(x - 3) + 1
or, g(x) =[ +1 ] + 1
or, g(x) =
or, g(x) =
To solve this problem you must apply the proccedure shown below:
1- You have that the laddder makes an angle of with the ground and the top of the ladder reaches
.
2- Therefore, you have:
Where:
3-You must substitute values and solve for the lenght, as following:
Therefore, the answer is: