Find the solution for the quadratic equation by completing the square. x^2+18x=63
2 answers:
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Answer:
(0,4)
Step-by-step explanation:
Answer:
B.
Step-by-step explanation:
Given,
The time for set up the game = minutes,
Also, the time for each level of game is minutes,
If there are l levels of games,
Then the time taken in all levels of game = <em>
</em>
Hence, the total time ( in minutes ) = Set up time + time in all level
=
We have 60-minute of free trial of the game,
So, the total time taken can not be exceed to 60 minutes,
=
Which is the required inequality.
Option 'B' is correct.