Question

if tan (a+b)=root 3 & tan (a-b)=0,find sin(a+b) and cos (a-b).

Answer 1

Answer:

1.√3/2

2.cos(a-b) =1

Step-by-step explanation:

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Answer 2

Answer:

1.√3/2

2.cos(a-b) =1

Step-by-step explanation:

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