Question

if tan(a+b)=1/✓3 and Sina=1/✓2 then b=​

Answer 1

Answer:

b  = -15°

Step-by-step explanation:

$tan 30$° $=\frac{1}{\sqrt{3} }$

then a + b = 30°

and sin 45° = $\frac{1}{\sqrt{2} }$

then a = 45°

45° + b = 30°

b = 30° - 45°

b  = -15°

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