To show the variation in a set of data, you could calculate the
2 answers:
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Answer:
Step-by-step explanation:
a) It can be convenient to use the square root function as one being defined only for values greater than or equal to some number. Here, we need to shift that function 3 units to the left, so its domain is [-3, ∞).
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b) One way to put holes in a function is to put vertical asymptotes there. This function can be defined to have vertical asymptotes at x=2 and x=4 so those values are excluded from the domain.
The formula to find the perimeter of a rectangle is
When we put in our givens to this formula:
Combine x values:
Simplify right side:
Isolate x, by dividing both sides by 10:
To find length:
For width:
To solidify our answers:
So, our length is 153, our width is 102.
When we put in our givens to this formula:
Combine x values:
Simplify right side:
Isolate x, by dividing both sides by 10:
To find length:
For width:
To solidify our answers:
So, our length is 153, our width is 102.