The quadratic function is given by . Find the y-intercept of the function. The y-intercept is _______.
Answer & Analysis
Analysis
Question Analysis
This question tests the student's ability to identify the y-intercept of a quadratic function from its general form. The y-intercept is the value of the function when , which is the constant term in the general form.
Key Concept Explanation
The y-intercept of a quadratic function in the form is the constant term . This is because when , the terms involving become zero, leaving only the constant term.
Step-by-step Solution
1. Identify the general form of the quadratic function:
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