The value of x in - - - which satisfies the equation 81-cos x-cos2x-43 is

The correct options are A π3 B π3 ...

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Byju's Answer

Standard XII

Mathematics

Nature of Roots

The value of ...

Question

The value of $x$ in $(- π, π)$ which satisfies the equation $8^{1 + | cos x | + | {cos}^{2} x | + . . . . \infty} = 4^{3}$ is

\frac{π}{3}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

- \frac{π}{3}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

\frac{3 π}{4}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

A l l o f t h e s e

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct options are
A $\frac{π}{3}$
B $- \frac{π}{3}$

Suggest Corrections

Similar questions

Q. The values of

x

(- π, π)

which satisfy the equation

8^{1 + | c o s x | + | c o s^{2} x | + | c o s^{3} x | + . . . . . . . \infty} = 4^{3}

are

Q. Find the value of x in

(- π, π)

which satisfy the equation

8^{1 + | c o s x | + c o s^{2} x + | c o s^{3} x | + . . . . .}

to infinity

= 4^{3}

Q. Let

S \subset (0, π)

denotes the set of values of

x

satisfying the equation

8^{1 + | cos x | + {cos}^{2} x + | {cos}^{3} x | + \dots + \infty} = 4^{3}

. Then,

S =

Let $S \subset (0, π)$ denote the set of values of x satisfying the equation $8^{1 + | c o s x | + c o s^{2} x + | c o s^{3} x | + . . . t o \infty} = 4^{3}$ .Then, S=

Q. The value of

x

which satisfies

8^{1 + cos x + {cos}^{2} x + . . . .} = 64

[- π, π]

Join BYJU'S Learning Program

The value of x in (−π, π) which satisfies the equation 81+|cosx|+|cos2x|+....∞=43 is

The correct options are A π3 B −π3

The value of $x$ in $(- π, π)$ which satisfies the equation $8^{1 + | cos x | + | {cos}^{2} x | + . . . . \infty} = 4^{3}$ is

The correct options are
A $\frac{π}{3}$
B $- \frac{π}{3}$