<em>At x = -3 is located a hole. </em>
<h2>
Explanation:</h2>
In this problem, we have the following function:
A hole will lie at the x-values that makes the function undefined, that is, when the denominator is zero. In a mathematical language:
From this equation, we get two solutions:
At those x-values the function will have a hole. From the choices:
<em>At x = -3 is located a hole. </em>
<h2>Learn more:</h2>
Derivative: brainly.com/question/13419010
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The answer is b becuase my sister had that homework
The total cost for plumber number 1 expressed as a function of x is
c1(x)=45x+90
That is, the charge per hour times the number of hours plus the fixed charge for a visit.
Using the same pattern, write the function for the second plumber. Then set the two functions equal to each other and solve for
Answer:
this is so easy
Step-by-step explanation: