sin(a+b)=1 cos ( a-b)=1 find a and b
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8
sin (A + B) = 1
cos (A -B) = 1
This implies sin (A+B) = cos (A-B)
so, sin (A+B) = cos[90 - (A+B)]
= cos (A-B)
so 90-A-B = A-B
or 2A = 90
or A = 45
So B will be 45
cos (A -B) = 1
This implies sin (A+B) = cos (A-B)
so, sin (A+B) = cos[90 - (A+B)]
= cos (A-B)
so 90-A-B = A-B
or 2A = 90
or A = 45
So B will be 45
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