What is the difference of f and g? f(x)=-20x g(x)=2x+9a. (f-g)(x)=22x+9b. (f-g)(x)=18x+9c. (f-g)(x)=-22x+9d. (f-g)(x)=-22x-9

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Ответ:

therealdest

01.02.2023

Mathematics

Option B. 4

Step-by-step explanation:

we know that

Applying the Intersecting Secants Theorem

substitute the values

Solve the quadratic equation

Using a graphing tool

The solution is x=4

see the attached figure

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