Question

$27 {}^{x} = \frac{9}{3 {}^{x} }$
तो x का मान ज्ञात करो।​

Answer 1

Answer:

$27^{x} =\frac{9}{3^{x} }$

or ,$(3^{3} )^{x} =\frac{3^{2} }{3^{x} }$

or, $3^{3x} =3^{2-x}$

taking power

3x=2-x

or,4x=2

∴x=1/2