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Answer:
Part 1) 
Part 2) 
Part 3) 
Step-by-step explanation:
Part 1) Find the measure of angle ECF
we know that
CF is tangent at point C
so
the radius EC is perpendicular to the tangent CF
therefore

Part 2) Find the measure of angle AKB
we know that
The measure of the interior angle is the semi-sum of the arcs comprising it and its opposite

substitute the values

Part 3) Find the measure of angle ACF
we know that
The inscribed angle is half that of the arc it comprises

substitute the values

Based on the given parameters, the equivalent expression of [(1.3^3)/(1.2^4)]^-6 is (1.2^[24])/(1.3^[18])
<h3>How to determine the
equivalent expression?</h3>
The expression is given as:
[(1.3^3)/(1.2^4)]^-6
Apply the power law of indices to the above expression
[(1.2^4)/(1.3^3)]^6
Next, we expand the exponents using the power law of indices
(1.2^[4 * 6])/(1.3^[3 * 6])
Evaluate the products
(1.2^[24])/(1.3^[18])
Hence, the equivalent expression of [(1.3^3)/(1.2^4)]^-6 is (1.2^[24])/(1.3^[18]) based on the given parameters
Read more about equivalent expressions at:
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<u>Complete question</u>
Create an equivalent expression for [(1.3^3)/(1.2^4)]^-6
A. 4x-6y-14 = 0
Math & Reasoning:
You cannot simplify 4x-6y=14 any other way than subtracting 14 from both sides. You could solve for X and Y, but it'd be a long process and by the time you did that you would have it in it's most simplified form.
Answer: The inverse of the given function is 
Step-by-step explanation: We are given to find the inverse of the following linear function :

The inverse of y = f(x) is written as

Substituting the above in equation (i), we get

Thus, the inverse of the given function is 