Question

Find the value of x when:
(i) - 1/2 raise power x = - 1/128

Answer 1

${ (\frac{ - 1}{2}) }^{x} =( \frac{ - 1}{128} ) \\ { (\frac{ - 1}{2}) }^{x} = \frac{ - 1}{( {2)}^{7} } \\ ( { \frac{ - 1}{2}) }^{x} = ( { \frac{ - 1}{2}) }^{7} \\ compare \: powers \\ x = 7 \: \: \: \: \: ans$

Answer 2

Answer:

Step-by-step explanation: