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If cos θ = $${1\over \sqrt{10}}$$, then tan θ is equal to.
5Q:
If cos θ = $${1\over \sqrt{10}}$$, then tan θ is equal to.
- 1$$ {1\over \sqrt{3} } $$false
- 2$$ {1\over 3 } $$false
- 3$$ {\sqrt{3} } $$false
- 43true
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