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3 votes
4^-x =1/6 find x
need help asap​

4^-x =1/6 find x need help asap​-example-1
User Arun D
by
6.4k points

2 Answers

1 vote
x = 2
This is because when you have a negative exponent like -x to rearrange it to a fraction and change the negative to a positive.
So 4^x would be the denominator and 1 would be the numerator.
So 1 / 4^x = 1 / 16
To achieve 16 from 4 you square it, therefore x = 2
4^-x =1/6 find x need help asap​-example-1
User Yoshiaki
by
7.2k points
5 votes

Answer:

2

Explanation:

you can make it like this

(1/4)^ x=1/16

so x=2

User Mehdi Souregi
by
6.3k points