4 years ago

z varies directly with x^2 and inversely with y. When x = 2 and y = 4, z = 3. What is the value of z when x = 4 and y = 9?

1 answer:

5 0

Attached the solution and work.

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Darina [25.2K]

Answer:

Step-by-step explanation:

$\frac{5}{9}(194-32)=90$

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3 years ago

Harman [31]

Multiply the intrest rate per year by 2 then subtract that number from 4,000. You will get the answer of $3.93 after 2 years.

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3 years ago

Nesterboy [21]

Answer:

Step-by-step explanation:

No, it's not a function as it fails the vertical line test

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3 years ago

AfilCa [17]

<h3>Answer: 22.5</h3>

Work Shown:

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3 years ago

Savatey [412]

Answer:

y=24

Step-by-step explanation:

4y+7+3y+5=180

7y=168

y=24

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2 years ago