Asked • 09/08/19

Show that the determinant of | Row1: cosx cosz 1; Row 2: cosy 1 cosz; Row 3: 1 cosy cosx | = 0 when x + y + z = 2 pi


Show that the determinant of

| cosx cosz 1 |

| cosy 1 cosz |

| 1 cosy cosx |


is = 0 when x + y + z = 2 pi

1 Expert Answer

By:

Victoria V. answered • 09/09/19

Tutor
5.0 (399)

15+ Years Experience Teaching / Tutoring Trigonometry

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