SOLUTION: Solve the equation sin^2x (plus) 2cos^2x=2.find the value of x

Algebra.Com
Question 862774: Solve the equation sin^2x (plus) 2cos^2x=2.find the value of x
Answer by mananth(16946)   (Show Source): You can put this solution on YOUR website!






cosx =+/-1
{0,180]








find the value of x

RELATED QUESTIONS

In the interval 90degrees <= x <= 180degrees find the value of x that satisfies the... (answered by Fombitz)
In the interval 90degrees <= x <= 180degrees find the value of x that satisfies the... (answered by Alan3354)
if f(x)=2cos^2 x+sin x-1 find the value of f(pi/2) (answered by stanbon)
Solve 2cos x+2cos 2x=0 on the interval... (answered by Joker)
Show that sin 2x/sin x=2cos x (Hint sin 2x = sin (x+x)) Use the sum formula to for... (answered by Alan3354)
if sinx+sin^2x=1 ;then the value of... (answered by jsmallt9)
I have tried so many times to solve the problem Find the exact value of sin (x/2) =... (answered by Alan3354)
If f(x)=2cos^2x+sin x - 1 find the value of f (pi/2) Please help? I am able to do f(x) (answered by Fombitz)
Prove the identity: {{{2Cos^2x -1 = Cos^2x... (answered by Edwin McCravy)