If 0 lies in the quadrant IV. What can be the value of cos 0 ?
2 answers:
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Step-by-step explanation:
- <em><u>distribute</u></em><em><u> </u></em>4 through the parentheses
- add numbers
- move the <em><u>variable</u></em><u> </u>to the left hand side and change its sign
- move the <em><u>constant </u></em>to the right hand side and change its sign
- collect<em><u> like</u></em><em><u> terms</u></em>
<em><u></u></em>
- calculate the difference
- divide both sides of the equation by <em>-</em><em>5</em>
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