Algebra-1

Question Analysis
This question tests the student's ability to find the y-intercept of a quadratic function given in vertex form.

Key Concept Explanation
The y-intercept can be found by substituting into the function and solving for . For a quadratic function in vertex form , the y-intercept is .

Step-by-step Solution
1. Substitute into the function:

Click "Show Answer" to reveal the answer and analysis