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1 answer:
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Answer:
<h2>y = 5x - 39</h2>Step-by-step explanation:
The slope-intercept form of an equation of a line:
<em>m</em><em> - slope</em>
<em>b</em><em> - y-intercept</em>
<em />
Put the value of slope <em>m = 5</em> and the coordinates of the given point (8, 1) to the equation of a line:
<em>subtract 40 from both sides</em>
Finally:
Answer:
<u>Option C.</u>
Step-by-step explanation:
See the attached figure which represents the graph of the given options.
To determine if a line represents a valid function, we may use the vertical line test.
If it is touching more than one point on the line at a time, the line is not a valid function.
So, according to the previous rule, the function of figure C is a function and its inverse is also a function.
<u>The answer is option C.</u>
