10A 1 is equals to 1 upon root 3 and 10 a purse V is equals to root 3 find a and b
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tan (A+B ) = tan 60
A+B = 60
tan (A-B ) = tan 3.
A-B = 30
A+B = 60
2A = 90
A = 45
45+B = 60
B = 15
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