Solution 4.2:2d
From Förberedande kurs i matematik 1
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| - | {{NAVCONTENT_START}}  | ||
| - | <center> [[Image:4_2_2d.gif]] </center>  | ||
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[[Image:4_2_2_d.gif|center]]  | [[Image:4_2_2_d.gif|center]]  | ||
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| + | By writing an expression for sine as a function of the angle   | ||
| + | <math>v</math>, (opposite divided by hypotenuse), we get a trigonometric equation in which    | ||
| + | <math>v</math>  | ||
| + | is the only unknown:  | ||
| + | |||
| + | |||
| + | <math>\text{sin }v={3}/{5}\;</math>  | ||
Revision as of 11:31, 28 September 2008
By writing an expression for sine as a function of the angle \displaystyle v, (opposite divided by hypotenuse), we get a trigonometric equation in which \displaystyle v is the only unknown:
\displaystyle \text{sin }v={3}/{5}\;

