If tana+sina=m and tana-sina=n, show that m2-n2 = 4mn, Mathematics

Assignment Help:

If tanA+sinA=m and tanA-sinA=n, show that m2-n2 = 4√mn

Ans:    TanA + SinA = m       TanA - SinA = n.

m2-n2=4√mn.

m2-n2= (TanA + SinA)2-(TanA - SinA)2

= 4 TanA SinA

RHS 4√mn  = 4   1111_tan.png

1015_equation.png

= 4 sin2A/cos2 A = 4Tan A sin A

m2-n2=4√mn


Related Discussions:- If tana+sina=m and tana-sina=n, show that m2-n2 = 4mn

How to solve lim 1-cos(x)/1-cos(4x) as x tends to zero, Use L''hopital''s r...

Use L''hopital''s rule  since lim X-->0  1-cos(x)/1-cos(4x)  is in the indeterminate form 0/0 when we apply the limt so by l''hoptital''s rule differentiate the numerator and den

Cylinder, #question Show that the enveloping cylinder of the conicoid ax 2 ...

#question Show that the enveloping cylinder of the conicoid ax 2 + by 2 + cz 2 = 1 with generators perpendicular to the z-axis meets the plane z = 0 in parabolas

Regarding submitting sample work, How can I submit a sample of my work in e...

How can I submit a sample of my work in either teaching online or checking homework as I am retired and doing this for the first time?

Derivative problem, we know that derivative of x 2 =2x. now we can write x...

we know that derivative of x 2 =2x. now we can write x 2 as x+x+x....(x times) then if we take defferentiation we get 1+1+1+.....(x times) now adding we get x . then which is wro

Elimination, Eliment t from following equations v=u+at s=ut+1/2at^2

Eliment t from following equations v=u+at s=ut+1/2at^2

Probability., an insurance salesman sells policies to 5 men, all of identic...

an insurance salesman sells policies to 5 men, all of identical age in good health. the probability that a man of this particular age will be alive 30 years hence is 2/3.Find the p

Percentage, how do you you find 40% if you 35 out of 40

how do you you find 40% if you 35 out of 40

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd