Answer:
you are to subtract the equation
Answer:
5^14
Step-by-step explanation:
We use the laws of indices:
When there is a power outside the bracket multiply the powers.
(a^m)^n=a^m×n
So (5^7)^2=
5^7×2
5^14
Answer:
40 respondents
Step-by-step explanation:
Percentage of respondents who watch TV for one hour each day = 75%
Number of respondents who watch TV for one hour each day = 30
Let
denotes total of respondents who watch TV for one hour each day.
Therefore,
