Math Problem Statement

Fungsi f(x):

Fungsi f(x) = √x ditranslasikan 2 satuan ke kiri dan 1 satuan ke bawah. Bentuk fungsi hasil translasi adalah?

Solution

The given function in the image is f(x)=xf(x) = \sqrt{x}. According to the problem, the function is to be translated 2 units to the left and 1 unit down.

Step-by-step solution:

  1. Horizontal Translation (Left by 2 units): To move a function f(x)f(x) 2 units to the left, we replace xx with x+2x + 2. Therefore, the new function becomes: f(x)=x+2f(x) = \sqrt{x + 2}

  2. Vertical Translation (Down by 1 unit): To move a function down by 1 unit, we subtract 1 from the entire function. So, the new function is: f(x)=x+21f(x) = \sqrt{x + 2} - 1

Final Transformed Function:

Thus, the final form of the function after the translation is: f(x)=x+21f(x) = \sqrt{x + 2} - 1

Would you like further details or have any questions?

Related Questions:

  1. How would the function change if it were translated 3 units to the right instead of left?
  2. What happens to the domain of the function f(x)=xf(x) = \sqrt{x} after translation?
  3. Can this transformation be represented graphically? How does the graph look after translation?
  4. How do you reflect a square root function across the y-axis?
  5. How do you find the inverse of f(x)=xf(x) = \sqrt{x}?

Tip:

When translating functions, always adjust the variable inside the function for horizontal shifts and adjust the entire function output for vertical shifts.

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Math Problem Analysis

Mathematical Concepts

Algebra
Function Transformation
Square Root Function

Formulas

Horizontal Translation: f(x + h)
Vertical Translation: f(x) - k

Theorems

Function Translation Theorem

Suitable Grade Level

Grades 9-12