Second Common Difference Quadratic

What is the second difference in the following quadratic sequence -3, 8, 23, 42, 65...

• 11

• 2

• 4

• -4

• 15

Tags

CCSS.HSF.BF.A.2

Fill in the next two terms of this quadratic sequence 2,5,10,_____,______

• 17, 26

• 15, 18

• 15, 22

• 17, 25

Tags

CCSS.HSF.BF.A.2

Is this sequence

2,4,7,11,16,22,...

• a quadratic sequence

• a geometric sequence

• an arithmetic sequence

Tags

CCSS.HSF.BF.A.2

What is the correct description of the given table?

• Linear function with a first common difference of 3

• Linear function with a first common difference of 1

• Quadratic function with a second common difference of 4

• Quadratic function with a second common difference of 2

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum

• opens up with a minimum

• opens down with a maximum

• opens down with a minimum 

Tags

CCSS.HSF-IF.C.7A

Which of the following represents a quadratic function?

The graph of a quadratic function is called

• a line

• a hyperbola

• a parabola

• a cubic

Tags

CCSS.HSF-IF.C.7A

• Linear

• Quadratic

• Exponential

What is the equation of the given quadratic table?

A person dives in to a pool from its edge to swim to the other side. The table shows the depth in feet of the person from the surface of the water after x seconds. What quadratic function best models the table?