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Novay_Z [31]
3 years ago
14

A function with an input of 4 has an output of 10. Which of the following could not be the function equation?

Mathematics
1 answer:
s2008m [1.1K]3 years ago
7 0
For this you'll substitute the input and output.

A) 10 = 4 + 6
      10 = 10

B) 10 = 2(4) + 3
      10 = 11

C) 10 = 14 - 4
      10 = 10

D)10 = 2.5(4)
     10 = 10

The answer choice B is not the equation for the function because 10≠11.

         
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The perimeter is 49 miles, which means that all the sides added up must equal 49. Let's write and equation with the information given, where x is the magnitude of the two sides:

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Divide by 2 on both sides, and your answer is:

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