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If x+y=45°, prove that {(cotx+1)(coty+1)}/{cotx×coty}=2
If x+y=45°, prove that
{(cotx+1)(coty+1)}/{cotx×coty}=2 Please help me in this TRIGONOMETRY problem. From the topic -
4 answers
asked by
A GOODSTUDENT
4,125 views
Verify the identity:
sin(x+y)/cos(x-y)=cotx+coty/1+cotxcoty
1 answer
asked by
Sarah Fuller
1,078 views
prove that
(tanx + tany) / (cotx + coty) = (tanx)(tany)
1 answer
asked by
urgent
360 views
(coty sec^2 y-coty)/(siny tany+cosy)
1 answer
asked by
Anonymous
372 views
Prove cotx-1/cotx+1 = sec2x - tan2x
I prove till cotx-1/cotx+1 =1/1+tanx - tanx/1+tanx
1 answer
asked by
wang
1,503 views
[Note: I'm still having issues with identities with regard to trig]
Verify the Trig. identities: (a).
1 answer
asked by
Amber
637 views
Prove that if y = cotx then dy/dx = - (cscx)^2. Hint: cotx = cosx/sinx
1 answer
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help me pls
442 views
Prove
cotx-1/cotx+1=1-sin2x/cos2x
2 answers
asked by
monic
968 views
Prove the following trigonometric identities
(i)(1+cotx)^2 +(1-cotx)^2=2cosec^2x (ii)cos(270degrees+theta)/cos(360degrees -theta)
1 answer
asked by
tembo
1,413 views
Prove the identity
cscx+cotx-1/cotx-cscx+1 = 1+cosx/sinx
3 answers
asked by
Anonymous
1,731 views