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Alexxandr [17]
3 years ago
10

Help please! 15 points!

Mathematics
1 answer:
Ivan3 years ago
5 0
It’s 3!! I checked on a calculator :)
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Use synthetic division to evaluate f(x) = –2x^3+ 3x – 6 when x = -5.
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Answer:

-131

Step-by-step explanation:

Use -5 in place of x

f(x) = –2x^3+ 3x – 6

f(x) = -2*-5^3+3*5-6

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A family of three children and two adults visited a health club. The club charges $y an hour for each child and $x an hour for e
storchak [24]

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Step-by-step explanation:

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3 years ago
A student who is training for a distance race jogged for thirty minutes and covered a distance of 7.5 km. What is the average sp
Tju [1.3M]

Answer:

<h2>Average speed is 15km/h</h2>

Step-by-step explanation:

Step one:

given data:

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time taken= 30 min= 0.5 hours

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Step two:

mathematically expressed as

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3 0
3 years ago
A study found that 9% of dog owners brush their dog’s teeth. Of 578 dog owners, about how many would be expected to brush their
Amanda [17]

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578(0.09) = 52.02

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The ratio of length to weight in Gus's driveway is 13 yards to 4yardd. What is this ratio in feet?
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I believe that's the answer
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