1. **Problem statement:** Given the graphs of a function $f$ and its derivative $f'$, answer the following:
a) Find $f(2)$.
b) Find $f'(2)$.
c) Find the value of the derivative of $f$ at $x=0$.
d) Find the slope of $G_f$ at point $A(-1|0.5)$.
e) Find a value $a$ such that $f(a) = 1$.
f) Find two values $b$ such that $f'(b) = 1$.
2. **Recall:**
- $f(x)$ is the value of the function at $x$ (the $y$-coordinate on $G_f$).
- $f'(x)$ is the slope of $f$ at $x$ (the $y$-coordinate on $G_{f'}$).
3. **Step-by-step solutions:**
**a) Find $f(2)$:**
From the graph $G_f$, at $x=2$, the function value is $0$.
**Answer:** $f(2) = 0$.
**b) Find $f'(2)$:**
From the graph $G_{f'}$, at $x=2$, the value of $f'$ is approximately $0$ (the brown curve crosses near zero).
**Answer:** $f'(2) = 0$.
**c) Find $f'(0)$:**
From $G_{f'}$, at $x=0$, the value of $f'$ is about $1$ (the brown curve is near $y=1$).
**Answer:** $f'(0) = 1$.
**d) Slope of $G_f$ at $A(-1|0.5)$:**
The slope of $G_f$ at $x=-1$ is $f'(-1)$, which is the value of $G_{f'}$ at $x=-1$.
From $G_{f'}$, at $x=-1$, $f'(-1) = 1$.
**Answer:** slope at $A$ is $1$.
**e) Find $a$ such that $f(a) = 1$:**
From $G_f$, $f(x) = 1$ at approximately $x=0$ and $x=1$.
**Answer:** $a = 0$ or $a = 1$.
**f) Find two $b$ such that $f'(b) = 1$:**
From $G_{f'}$, $f'(x) = 1$ at approximately $x=-1$ and $x=0$.
**Answer:** $b = -1$ and $b = 0$.
4. **Summary:**
$$
\begin{aligned}
f(2) &= 0 \\
f'(2) &= 0 \\
f'(0) &= 1 \\
\text{slope at } (-1,0.5) &= 1 \\
f(a) = 1 &\Rightarrow a = 0, 1 \\
f'(b) = 1 &\Rightarrow b = -1, 0
\end{aligned}
$$
Function Values 5B6984
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