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Directions: Solve the following problems using your knowledge of cofunctions. Choose the best answers.
5. |
Find the function value of cot 60º. |
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6. |
Given:
find the tan x.
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9. |
Simplify:
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10. |
Simplify:
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14. |
If sin(x + 20) = cos (2x + 10), find x. |
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15. |
If tan(4x + 40) = cot (2x - 10), find x. |
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