, 
and 
.
. From Trigonometry, we remember the following definitions for the trigonometric ratios, dimensionless:
(1)
(2)
(3)
and 
, then the trigonometric ratios are, respectively:
If the terminal point determined by t is (-5,-4), then
\sin (t) =
;
\cos (t) =
...
Mathematics, 04.12.2020 04:10, Yoma321
If the terminal point determined by t is (-5,-4), then
\sin (t) =
;
\cos (t) =
;
\tan (t) =
.
Answers: 3
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