I hope this helps you
3^(x-5)=3^2
x-5=2
x=7
Answer:
f(x)= 2.2x
Step-by-step explanation:
y=2.2x
Now; interchanging the role of X and y;
x=2.2y
x-2.2=y
then;
f(-2)=-2-4=-6
Answer:
This is <u>7.408 kilometres</u> far.
Step-by-step explanation:
Given:
A ship's mast is sighted just over the horizon at 4 nautical miles.
Now, to find the distance in kilometers.
As, given ship's mast is sighted just over the horizon at 4 nautical miles.
So, by using conversion factor we get the nautical mile into kilometers:
<em>1 nautical mile = 1.852 kilometer.</em>
<em>Thus, 4 nautical miles</em>
=
= 
Therefore, this is 7.408 kilometres far.
Answer: A is the Answer
Step-by-step explanation: