11 Newton General Mathematics Quiz #6

1. What do you call to the resulting y-values after we have substituted in the possible x - values?

• a. Range
• b. Domain
• c. Real Numbers
• d. Inverse Function

2. Which of the following is not allowed as the value of the independent variable under the square root sign?

• a. Zero
• b. Negative Numbers
• c. Decimal Numbers
• d. Fraction

3. What is the domain and range of the function (𝑥)=5𝑥+2 ?

• a. The domain is all real numbers except 2 and the range is all real numbers except 0.
• b. The domain is all real numbers and the range is all real numbers except 0.
• c. The domain is all real numbers except -5 and the range is all real numbers.
• d. The domain and range are all real numbers.

4. What is the inverse of f(𝑥)=9𝑥+5 ?

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5. Which of the following pair of functions is NOT the inverse of each other?

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For numbers 6-10, consider the function 𝑓(𝑥)=3/𝑥−2.

6. What is the domain of the function?

• a. {𝑥≠3}
• b. {𝑥≠0}
• c. {𝑥≠2}
• d. {𝑥≠−2}

For numbers 6-10, consider the function 𝑓(𝑥)=3/𝑥−2. 7. What is the Range of the function?

• a. {𝑦≠−2}
• 𝑏.{𝑦>0}
• c.{𝑦≠3}
• d. {𝑦≠0}

For numbers 6-10, consider the function 𝑓(𝑥)=3/𝑥−2. 8. What is the inverse of the function?

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For numbers 6-10, consider the function 𝑓(𝑥)=3/𝑥−2. 9. What is the domain of inverse function?

• 𝑎.{𝑥≠0}
• 𝑏.{𝑥≠2}
• c. {𝑥≠−2}
• d. {𝑥≠3}

For numbers 6-10, consider the function 𝑓(𝑥)=3/𝑥−2. 10.What is the range of inverse function?

• a. {𝑦≠3}
• b. {𝑦≠−3}
• c. {𝑦≠−2}
• d. {𝑦≠2}