Use Identities to Solve Trigonometric Equations
Solve the Equation on the Interval

question 81

Multiple Choice

Use Identities to Solve Trigonometric Equations
Solve the equation on the interval [0, 2π) .
- $\tan 2 x - \tan x = 0$

• A) \(0 , \pi\)
• B) \(\frac { \pi } { 4 } , \frac { 5 \pi } { 4 }\)
• C) \(\frac { \pi } { 12 } , \frac { \pi } { 6 } , \frac { 2 \pi } { 3 } , \frac { 7 \pi } { 12 } , \frac { 7 \pi } { 6 } , \frac { 13 \pi } { 12 } , \frac { 5 \pi } { 3 }\)
• D) 0

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Definitions:

Test Outcome Data

Quantitative or qualitative information resulting from the administration of tests, used to measure performance, ability, or aptitude.

Standardised

Modified to conform to a set norm or standard, often to ensure consistency and comparability across different instances or cases.

Time Limits

Fixed durations allocated for specific tasks or activities, beyond which certain actions may no longer be taken or conditions may change.

Test-Retest Reliability

The consistency of a measure assessed at two different times, indicating the stability of the test results over time.