Quiz for:
Understanding Zeros and X-Intercepts in Algebra

Question 1

What are zeros of a function?

Question 2

How do you determine x-intercepts from a function equation?

Question 3

Which method can be used to solve x² - 1 = 0 by factoring?

Question 4

When factoring x² - 1, what expression do you get?

Question 5

What principle is used when both forms of 0 = e^x + 4x² - 3x + 5 and 0 = 3x - 5 - e^x - 4x² have the same zeros?

Question 6

What is an alternative manipulation of 0 = e^x + 4x² - 3x + 5 to find zeros?

Question 7

In the function f(x) = x² - 2x - sin(x), what term represents the function when set to zero?

Question 8

What operation can help isolate the function from an equation like 0 = x² - 2x - sin(x)?

Question 9

What are the zeros of the function f(x) = x² - 1?

Question 10

What does the graph of f(x) = x² - 1 look like?

Question 11

If the equation is 0 = e^x + 4x² - 3x + 5, what is the function f(x)?

Question 12

What describes the x-intercepts of the function f(x) = x² - 1?

Question 13

What does it mean to find the roots of an equation?

Question 14

When given x² - 2x - sin(x) = 0, what is the expression for the function?

Question 15

What describes the concept of zeros in graphing functions?