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Chapter 8: Q12. (page 404)

Copy and complete using always, sometimes, or never: A relation is ? a function.

Short Answer

Expert verified

The complete statement would be: A relation issometimes a function.

Step by step solution

01

Step 1. Given Information.

An incomplete statement: A relation is? a function.

02

Step 2. Explanation.

We know that a relationship will be also a function, when each input in the domain has exactly one specific corresponding output.

That is for a relation to be a function, one x-value cannot have two y-values, while two x-values can have same y-value.

03

Step 3. Conclusion.

The correct word for the given statement would be 鈥渟ometimes鈥�.

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Most popular questions from this chapter

The height of a person is measured every year from the age of 1 year to the age of 50 years.

  1. Do the ordered pairs age,height represent a function? Explain.
  2. Would you expect the ordered pairs height,age to represent a function? Why or why not?

Graph the equation. Tell whether the equation is a function.

y=-5

Write the equation in function form. Then graph the equation.

3x+4y=0

Graph the equation.

x=-1.

Evaluate the expression when x=-5 and y=-7.

2x2y
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