24. If tanA = 5 and A in quadrant III, sinB = 12 3 and B in quadrant IV, find the value of cos( A + B ). 63 A. - 65 63 С. 65 5 D. 13 В. - 13

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24. If tanA =
5
and A in quadrant III, sinB =
12
3
and B in quadrant IV, find the value of
cos( A + B ).
63
A. -
65
63
С.
65
5
D.
13
В.
-
-
13
Transcribed Image Text:24. If tanA = 5 and A in quadrant III, sinB = 12 3 and B in quadrant IV, find the value of cos( A + B ). 63 A. - 65 63 С. 65 5 D. 13 В. - - 13
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