Math Vocab Lesson 8

Question 1

Average Rate of Change

Answer 1

A function y=f(x) between x=a and x=b is the slope of the line through (a, f(a)) and (b,f(b))

Question 2

Axis of symmetry

Answer 2

The vertical line that divides the parabola into two symmetric parts

Question 3

Even function

Answer 3

f(-x)= f(x) for each x in the domain of f

Question 4

Odd function

Answer 4

A function y=f(x) is odd when f(-x)=-f(x) for each x in the domain of f

Question 5

Intercept forms

Answer 5

A quadriceps function written in the form f(x)=a(x-p)(x-q)

Question 6

Maximum value

Answer 6

The y- coordinate of the vertex of the graph of f(x)=ax2 + bx +c when a<0

Question 7

Minimum value

Answer 7

The y-coordinate of the vertex of graph of f(x)=ax2 + bx+ c when a>0

Question 8

Parabola

Answer 8

The U-shaped graph of a quadratic function

Question 9

Vertex form of a quadratic function

Answer 9

A quadratic function written in the form f(x)=a(x-h)2 + k, where a=/0

Question 10

Vertex of a parabola

Answer 10

The lowest point on a parabola that opens up or the highest point

Question 11

Zero of a function

Answer 11

An x- value of a function f for which f(x)=0; an x-intercept for a graph of the function