MODEL RESPONSE SET - Regents Examinations

The University of the State of New York REGENTS HIGH SCHOOL EXAMINATION

ALGEBRA I

Wednesday, August 16, 2017 -- 8:30 to 11:30 a.m., only

MODEL RESPONSE SET

Table of Contents

Question 25 . . . . . . . . . . . . . . . . . . 2 Question 26 . . . . . . . . . . . . . . . . . . 7 Question 27 . . . . . . . . . . . . . . . . . 11 Question 28 . . . . . . . . . . . . . . . . . 16 Question 29 . . . . . . . . . . . . . . . . . 21 Question 30 . . . . . . . . . . . . . . . . . 24 Question 31 . . . . . . . . . . . . . . . . . 28 Question 32 . . . . . . . . . . . . . . . . . 33 Question 33 . . . . . . . . . . . . . . . . . 39 Question 34 . . . . . . . . . . . . . . . . . 48 Question 35 . . . . . . . . . . . . . . . . . 62 Question 36 . . . . . . . . . . . . . . . . . 68 Question 37 . . . . . . . . . . . . . . . . . 76

Question 25

25 A teacher wrote the following set of numbers on the board:

__

___

a 320

b 2.5

c 3225

Explain why a b is irrational, but b c is rational.

Score 2: The student gave a complete and correct response.

Algebra I ? Aug. '17

[2]

Question 25

25 A teacher wrote the following set of numbers on the board:

__

___

a 320

b 2.5

c 3225

Explain why a b is irrational, but b c is rational.

Score 2: The student gave a complete and correct response.

Algebra I ? Aug. '17

[3]

Question 25

25 A teacher wrote the following set of numbers on the board:

__

___

a 320

b 2.5

c 3225

Explain why a b is irrational, but b c is rational.

Score 2: The student gave a complete and correct response.

Algebra I ? Aug. '17

[4]

Question 25

25 A teacher wrote the following set of numbers on the board:

__

___

a 320

b 2.5

c 3225

Explain why a b is irrational, but b c is rational.

Score 1: The student wrote one correct explanation.

Algebra I ? Aug. '17

[5]

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