Someone please solve this
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sin(A + 2B) = √3/2
cos(A + 4B) = 0
sin60 = √3/2
cos90 = 0
Therefore,
sin(A + 2B) = sin60
cos(A + 4B) = cos90
Therefore,
A + 2B = 60 ------(1)
A + 4B = 90 ------(2)
(2) - (1) => A + 4B - A - 2B = 90-60
2B = 30
B = 15°
A + 30 = 60
A = 30°
Hope this is helpful to you
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Answer:
A =30° & B=15°
Step-by-step explanation:
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