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NY-F.IF.8
Algebra IInterpreting Functions60 target questions

Write a function defined by an expression in different but equivalent forms to reveal and explain different properties of the function.

Sample Practice Questions (3)

1
Which equation represents the parabola shown in the graph below?
-1 1 2 3 4 5 -1 1 2 3 4 5 6 x y (2,1)
A
B
C
D
Multiple choice · diagramSee Answer + Explanation →
2
A parabola is defined by the function . Based on this form, identify the vertex and the y-intercept of the graph.
-2 -1 1 2 3 4 5 6 7 8 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9 10 x y V(3, -4)
Open response · diagramSee Answer + Explanation →
3
Graph the function by first identifying its x-intercepts and its vertex. Plot at least 3 points.
-5 -4 -3 -2 -1 1 2 3 4 5 -5 -4 -3 -2 -1 1 2 3 4 5 x y A B V
Open response · diagramSee Answer + Explanation →
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More Algebra I Standards

NY-A.SSE.1aInterpret parts of an expression such as terms factors and coefficients in context.→NY-A.SSE.1bInterpret complicated expressions by viewing one or more of their parts as a single entity.→NY-A.SSE.2Use the structure of an expression to identify ways to rewrite it. For example see x⁴ - y⁴ as (x²)² - (y²)² and factor accordingly.→NY-A.SSE.3aFactor a quadratic expression to reveal the zeros of the function it defines.→
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