Julian's school is selling tickets for a play. The tickets cost 10.50$ for adults and 3.75$ for students. The ticket sales for o
1 answer:
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Answer: She read 242 pages last week.
Step-by-step explanation:
Total pages = 360
Let the number of pages she read last week = x
( Pages read last week) + (Pages read today) = (Total pages)
i.e.
Hence, she read 242 pages last week.
Answer:
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Step-by-step explanation:
Expand the left-hand side of this equation:
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Collect the terms, so that this quadratic equation is in the form :
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In this equation:
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Calculate the quadratic discriminant of this quadratic equation:
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A quadratic equation has no real root if its quadratic discriminant is less then zero. As a result, this quadratic equation will have no real root when . Solve for the range of
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