DeadpoolDude152 DeadpoolDude152

20-03-2018
Mathematics

contestada

If sin A = 0.35, cos A = 0.94, sin B = 0.58, and cos B = 0.81, what is sin(A+B)?
-0.26
0.83
0.93
0.96

Respuesta :

calculista calculista

29-03-2018

we know that
sin(A + B) = sin A cos B + cos A sin B
then
sin A = 0.35
cos A = 0.94
sin B = 0.58
cos B = 0.81
sin(A + B) = 0.35*0.81 + 0.94*0.58------> 0.8287

the answer is
0.83

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