Trigonometry High School Examination Worksheet Template Page 28

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Part II
For each question, use the specific criteria to award a maximum of 2 credits. Unless
otherwise specified, mathematically correct alternative solutions should be awarded
appropriate credit.
(28)
[2] “x
1 or x
5”, or an equivalent interval notation, and appropriate
algebraic work is shown.
[1] Appropriate work is shown, but one computational or factoring error is made.
or
[1] Appropriate work is shown, but one conceptual error is made, such as not
representing the solution as a disjunction.
or
[1] Appropriate work is shown, but only one correct inequality is found.
or
[1] “x
1 or x
5”, but a method other than algebraic is used.
or
[1] “x
1 or x
5”, but no work is shown.
[0] A zero response is completely incorrect, irrelevant, or incoherent or is a
correct response that was obtained by an obviously incorrect procedure.
(29)
[2] 7, and appropriate algebraic work is shown.
[1] Appropriate work is shown, but one computational error is made.
or
[1] Appropriate work is shown, but one conceptual error is made.
or
[1] 7, but a method other than an algebraic method is used.
or
[1] 7, but no work is shown.
[0] A zero response is completely incorrect, irrelevant, or incoherent or is a
correct response that was obtained by an obviously incorrect procedure.
[4]
Algebra 2/Trigonometry Rating Guide – January ’12

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