10.01 Reciprocal, quotient, and Pythaogrean identities
Interactive practice questions
Which of the following options correctly completes the identity?
$\tan z=\editable{}$tanz=
$\cot z$cotz
A
$\frac{\cos z}{\sin z}$coszsinz
B
$\frac{\sin z}{\cos z}$sinzcosz
C
$\frac{1}{\cot x}$1cotx
D
Easy
< 1min
Which of the following options correctly completes the identity?
$\frac{\cos x}{\sin x}=\editable{}$cosxsinx=
Easy
< 1min
Given that $\sin x=\frac{4}{5}$sinx=45 and $\cos x=\frac{3}{5}$cosx=35, find $\tan x$tanx.
Easy
< 1min
Given that $\cos x=\frac{15}{17}$cosx=1517 and $\tan x=\frac{8}{15}$tanx=815, find $\sin x$sinx.
Easy
1min
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