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Worksheet: Finding the Value of a Function

In this worksheet, we will practice how to calculate the value (or output) of a function given a specified input.

Q1:

Find the value of given the function .

Q2:

Find the value of given the function .

Q3:

Find the value of given the function .

Q4:

Find the value of given the function .

Q5:

Find the value of given the function .

Q6:

Find the value of given the function .

Q7:

Which of the following set of coordinates lies on .

  • A
  • B
  • C
  • D

Q8:

Which of the following set of coordinates lies on .

  • A
  • B
  • C
  • D

Q9:

Evaluate given that .

  • A
  • B
  • C
  • D
  • E

Q10:

Evaluate given that .

  • A
  • B
  • C
  • D
  • E

Q11:

The given graph represents a function. What would be the value of the output for an input of 5?

Q12:

Find the output, , of the function represented by the given graph when its input is 2.

Q13:

Find given the function .

Q14:

Find given the function .

Q15:

Find , given the point lies on the function .

Q16:

Find , given the point lies on the function .