Which of the students used the identity property to simplify their expression? Select all that are true. Student 3

None of the students

Student 2

Student 1

Student
1: 5 - 2(4 + 9) - 11

5 - 2(4) - 2(9) -11

5 - 8 - 18 -11

5 + (-8) + (-18) + (-11)

-3 + (-18) + (-11)

-21 + (-11)

-32

Student 2: -9 + (6 + 9) - 42

-9 + (9 + 6) - 42

(-9 + 9) + 6 - 42

0 + 6 - 42

0 + 6 - 16

0 + 6 + (-16)

6 + (-16)

-10

Student 3: -4(14) - 32 - 2 ∙ 0

-4(10 + 4) - 32 - 2 ∙ 0

-4(10) - 4(4) - 32 - 2 ∙ 0

-40 - 16 - 32 - 2 ∙ 0

-40 - 16 - 9 - 2 ∙ 0

-56 - 9 - 2 ∙ 0

-65 - 2 ∙ 0

-67 ∙ 0

0