2
algebra

A linear model for height vs age is valid for ages 2 to 18. What is this constraint called?

A

Domain

B

Range

C

Slope

D

Intercept

Correct Answer: A

Choice A is the correct answer. Input constraints.

  1. Input (x): Age.
  2. Constraint: 2x182 \leq x \leq 18.
  3. Term: The set of valid input values is the Domain.

💡 Strategic Tip: Domain = x-values. Range = y-values.

Choice B is incorrect because output. Choice C is incorrect.Choice D is incorrect.