6.Determine the exponent that makes the equation true. \( 13 ^ { x } = \frac { 1 } { 2197 } \) .
6. Chapter \( 5 \) Prove the identity. \( \sin x \tan x + \frac { \sin x } { \tan x } = \frac { 1 } { \cos x }\) .
6.Determine the exponent that makes the equation true. \( 13 ^ { x } = \frac { 1 } { 2197 } \) .
6. Chapter \( 5 \) Prove the identity. \( \sin x \tan x + \frac { \sin x } { \tan x } = \frac { 1 } { \cos x }\) .
1.x=3
2.