Question

Given sinA=3/5 and cosB=-1/4, A in quadrant II and B in quadrant III. Find exact value of tan (A-B)

Answer 1

@Meinme
Kindly show the steps

Answer 2

@bittuaryan sorry i misread the question

Answer 3

Bravo....u can do....try again

Answer 4

this is what i got using formula of tan a+b and ASTC rule

Answer 5

if u got:
\[\frac{ (\frac{ -5 }{ 4 } )+\sqrt{15}}{ 1+5(\frac{ \sqrt{15} }{ 8 })}\]
=0.76681639399