Evaluate Without Using a Calculator,leaving the Answers in Exact Form

question 11

Multiple Choice

Evaluate without using a calculator,leaving the answers in exact form. ​ ​

---

Definitions:

Tertiary Circular Reactions

The stage in Piaget's theory of cognitive development where infants aged 12 to 18 months start to experiment with new behaviors to see the outcomes, showing early signs of problem-solving skills.

Mean Length

In the context of language development, it refers to the average length of utterances, often measured in morphemes or words, used as an indicator of linguistic proficiency in children.

Morphemes

The smallest meaningful units in a language, such as words, prefixes, or suffixes, which cannot be divided further without altering or losing their meaning.

Communicators

Individuals or entities that convey information, thoughts, or feelings to others.