Solve the given equation Enter your answers as a commasepara

Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to two decimal places where appropriate.)

3. -1 points SPreCalc6 7.4.013 uation. (Enter your answers as a comma-separated list. Let k be an integer und Solve the terms to two decimal place ere appropriate Ven tan -1 rad Submit Answer Save Progress 4. -1 points SPreCalc6 7.4.016 Solve the given equation (Enter your answers as a comma-separated list. Let k be any integer Round terms to two decimal places where appropriate.) tan 0 rad 5. -1 points SPreCalc6 7.4.017 Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to two decimal places where appropriate.) cos 6 1 rad List six specific solutions. rad

Solution

3. tan theta=-1

taking tan^-1 on both sides

theta=tan^-1-1

theta= pi k   -   pi/4

4. tan theta=-2/3

taking tan^-1on both sides

theta=tan^-1 -2/3

theta=pi k - tan^-1(-2/3)