(I'LL BE GIVING BRAINLIEST TO WHO EVER HELPS ME!!
2 answers:
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Answer:
4 minutes 30 seconds
Step-by-step explanation:
Given:
Erica can run 1/6 of a kilometer in one minute.
Her school is 3/4 of a kilometer away from her home.
Question asked:
How long would it take Erica to run home from school = ?
Solution:
As here distance is given and also speed is given, we will find time taken to run from home to school by using,
Therefore, it takes 4 minutes 30 seconds Erica to run home from school.
With some extra effort, the radical can be removed from the denominator. That result is
The preferred form would be the one with the radical in the denominator, as it correctly shows the domain of the function to be x ≥ -7. The function actually is defined at x=74, which the "rationalized" form does not show.