Which are perfect square trinomials? Select two options.
2 answers:
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Answer:
13.
14.
15.
16.
17.
Step-by-step explanation:
Let "a", "b", and "c" real numbers.
- Commutative Property of Addition states that:
- Associative Property of Addition states that:
- Additive Identity Property states that:
- Commutative Property of Multiplication states that:
- Multiplicative Inverse Property states that:
(
)
Knowing these properties, we can solve the exercise:
13. By the Commutative Property of Addition:
14. By the Associative Property of Addition:
15. By the Additive Identity Property:
16. By the Multiplicative Inverse Property:
17. By the Commutative Property of Multiplication: