Questions: The function (f) is defined as follows. [f(x)=sqrt[3]x-1] Find (f(64)) and (f(-125)). [f(64)=] [f(-125)=]

The function (f) is defined as follows.
[f(x)=sqrt[3]x-1]

Find (f(64)) and (f(-125)).
[f(64)=]
[f(-125)=]
Transcript text: The function $f$ is defined as follows. \[ f(x)=\sqrt[3]{x}-1 \] Find $f(64)$ and $f(-125)$. \[ f(64)= \] $\square$ \[ f(-125)= \] $\square$
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Solution

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Solution Steps

Step 1: Adjust Input

To find the value of the function for a given \(x\), we first adjust the input by adding \(a\) to it. Thus, the new input for the cube root operation is \(x + a = 64 = 64\).

Step 2: Cube Root Calculation

Next, we calculate the cube root of \(x + a\), which is \(\sqrt[3]{64}\). For our calculation, this value is \(4\).

Step 3: Adjust Output

Finally, we add \(b\) to the result of the cube root calculation to get the final output, \(f(x) = \sqrt[3]{64} - 1 = 3\).

Final Answer: The value of the function \(f(x) = \sqrt[3]{x + 0} - 1\) for \(x = 64\) is approximately 3.

Step 1: Adjust Input

To find the value of the function for a given \(x\), we first adjust the input by adding \(a\) to it. Thus, the new input for the cube root operation is \(x + a = -125 = -125\).

Step 2: Cube Root Calculation

Next, we calculate the cube root of \(x + a\), which is \(\sqrt[3]{-125}\). For our calculation, this value is \(-5\).

Step 3: Adjust Output

Finally, we add \(b\) to the result of the cube root calculation to get the final output, \(f(x) = \sqrt[3]{-125} - 1 = -6\).

Final Answer: The value of the function \(f(x) = \sqrt[3]{x + 0} - 1\) for \(x = -125\) is approximately -6.
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