review topic 1

Analyze the graph.

Which function represents the graph?

• f(x) = (x - 2)(x + 1)

• f(x) = (x + 2)(x - 1)

• f(x) = -(x - 2)(x + 1)

• f(x) = -(x + 2)(x - 1)

Analyze the graph of f(x). Which function could the graph represent?

• f(x) = 3x + 1

• f(x) = 3^x

• f(x) = 2x² + 1

• f(x) = 2x³

Analyze the pattern.

Which algebraic expression represents the pattern?

• 2n + 2

• 2n² + 2

• 3n + 1

• 3n² + 1

Which of these graphs represent the function f(x) = -(x - 3)² - 2?

• 
• 
• 
• 

What is the vertex of the graph

f(x) = 2x² + 8x + 3?

• (0, 3)

• (1, 4)

• (-3, -4)

• (-2, -5)

Which function describes a parabola with x-intercepts at (-3, 0) and (4, 0)?

• h(x) = 2(x + 3)(x - 4)

• g(x)=3(x - 3)(x + 4)

• j(x)=4(x + 3)(x + 4)

• k(x)=5(x - 3)(x -4)

Analyze the graph.

Which function could model the graph?

• f(x) = -(x - 4)² + 2

• f(x) = -(x - 4) (x - 3)

• f(x) = -(x + 2)² + 1

• f(x) = 4x² - 4x - 48

The diagram shows patterns painted on tiles. The design used depends on the size

of a tile.

Let n represent the number of the design. Which expressions represent the number of blocks in the design?

• n² + 2n - 1

• (n + 2)(n - 2) + 5

• 3n² - 1

• n(n + 1) - 1

Which equation does the graph represent?

• y = 3^x

• y = 6x - 4

• y = -4x²

• y = 3x²

Analyze the function  

 $f\left(x\right)=4x^2+8x+2$  

• Concave up

• concave down