Grade 11Trigonometry
if tan(A-B)=1,sec(A+B)=2/sq. root 3, then find the smallest positive valye of B?
if tan(A-B)=1,sec(A+B)=2/sq. root 3, then find the smallest positive valye of B?
1 Answer
Arun
/4)
/6-+1/2(/6)b=2n/4++1/2(a=2n/6+/4 1/cos(a+b)=sec(a+b)=2/root 3cos(a+b)=root 3/2a+b=2n+a-b=n/4)/6-/6)smallest value of b=1/2(/4+for n=0,smallest value of a=1/2(
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