1. Identify the parent function and describe the transformation for $f(x) = (x + 4)^2$.
- Parent function: $y = x^2$ (quadratic function).
- Transformation: Horizontal shift left by 4 units.
2. For $h(x) = |x - 3| + 2$.
- Parent function: $y = |x|$ (absolute value function).
- Transformation: Horizontal shift right by 3 units and vertical shift up by 2 units.
3. For $k(x) = \frac{1}{x} - 18$.
- Parent function: $y = \frac{1}{x}$ (rational function).
- Transformation: Vertical shift down by 18 units.
4. For $f(x) = \sqrt{x + 1} - 6$.
- Parent function: $y = \sqrt{x}$ (square root function).
- Transformation: Horizontal shift left by 1 unit and vertical shift down by 6 units.
5. Given the square root function with transformations: translated left 7 and down 12.
- Equation: $f(x) = \sqrt{x + 7} - 12$.
6. Given the absolute value function translated 12 units up and 23 units left.
- Equation: $f(x) = |x + 23| + 12$.
7. Given the cubic function translated right 3 and up 2.
- Parent function: $y = x^3$.
- Equation: $f(x) = (x - 3)^3 + 2$.
8. Given the rational function translated right 3 and up 16.
- Parent function: $y = \frac{1}{x}$.
- Equation: $f(x) = \frac{1}{x - 3} + 16$.
9. For $h(x) = (x + 7)^2 - 1$.
- Parent function: $y = x^2$.
- Transformations: Horizontal shift left 7 units, vertical shift down 1 unit.
- Domain: All real numbers, $(-\infty, \infty)$.
- Range: Since the parabola opens upward and vertex is at $(-7, -1)$, range is $[-1, \infty)$.
Summary:
- Parent functions: quadratic $y=x^2$, absolute value $y=|x|$, rational $y=\frac{1}{x}$, square root $y=\sqrt{x}$, cubic $y=x^3$.
- Transformations: horizontal shifts inside the function argument (add/subtract inside parentheses), vertical shifts outside the function (add/subtract).
This completes all 9 problems with parent functions, transformations, equations, and domain/range where requested.
Parent Functions Transformations
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