Math Problem Statement

Diketahui fungsi y = 3x^2 - 4 ditranslasikan oleh [0, 3]. Hasil translasi fungsi adalah...

Solution

The given function is y=3x24y = 3x^2 - 4, and it is translated by the vector (03)\begin{pmatrix} 0 \\ 3 \end{pmatrix}. This represents a vertical translation, where the graph is shifted upward by 3 units.

When a function is translated vertically by kk units, the transformation applied to the function is: y=f(x)+ky = f(x) + k In this case, k=3k = 3, so we apply the transformation: y=(3x24)+3=3x24+3=3x21y = (3x^2 - 4) + 3 = 3x^2 - 4 + 3 = 3x^2 - 1

Thus, the resulting function after translation is: y=3x21y = 3x^2 - 1

From the provided options, the correct answer is:

  • Option a. y=3x21y = 3x^2 - 1

Would you like further details or explanations?

Here are 5 related questions:

  1. How would the function change if translated by (23)\begin{pmatrix} 2 \\ 3 \end{pmatrix}?
  2. What is the effect of a horizontal translation on a quadratic function?
  3. How do you find the vertex of a translated quadratic function?
  4. How can we graphically represent a translation of a quadratic function?
  5. How does vertical stretching affect a quadratic function?

Tip: A vertical translation only affects the constant term in the function, moving the entire graph up or down.

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Math Problem Analysis

Mathematical Concepts

Translation of Functions
Quadratic Functions

Formulas

y = f(x) + k

Theorems

Vertical translation theorem

Suitable Grade Level

Grades 9-10