Mathematics, 24.06.2019 14:00 rileyallen4186pd5tgy
Find the exact value of the expression. do not use a calculator. if tan θ = 9, find the exact value of cot θ
Answers: 1
![\bf c=\sqrt{1^2+9^2}\implies c=\sqrt{82} \\\\[-0.35em] ~\dotfill\\\\ cos(\theta )=\cfrac{\stackrel{adjacent}{1}}{\stackrel{hypotenuse}{\sqrt{82}}}\implies \stackrel{\textit{rationalizing the denominator}}{cos(\theta )=\cfrac{1}{\sqrt{82}}\cdot \cfrac{\sqrt{82}}{\sqrt{82}}}\implies cos(\theta )=\cfrac{\sqrt{82}}{82}](/tpl/images/0012/0288/3cdef.png)
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Find the exact value of the expression. do not use a calculator. if tan θ = 9, find the exact value...
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