(Grade 11) Section 1.5 - Graphing Quadratic Functions

5 Questions | Total Attempts: 241

SettingsSettingsSettings
Please wait...
(Grade 11)  Section 1.5 - Graphing Quadratic Functions

Complete the following questions


Questions and Answers
  • 1. 
    Which correctly identifies the values of the parameters a, h, and k for the function f(x) = –2(x + 3)^2 + 1
    • A. 

      A = –2, h = 3, k = 1

    • B. 

      A = 2, h = –3, k =–1

    • C. 

      A = –2, h = –3, k = 1

    • D. 

      A = –2, h = –3, k = –1

  • 2. 
    What is the equation of this graph
    • A. 

      Y = –x^2 + 3

    • B. 

      Y = –3x^2

    • C. 

      Y = –(x + 3)^2

    • D. 

      Y = –(x – 3)^2

  • 3. 
    Which function includes a translation of 3 units left?
    • A. 

      F(x) = (x + 3)^2 + 1

    • B. 

      F(x) = 3x^2 + 1

    • C. 

      F(x) = (x – 3)^2 + 1

    • D. 

      F(x) = (x + 1)^2 – 3

  • 4. 
    Consider a parabola P that is congruent to y = x^2 and with vertex at (0, 0).  Find the equation of a new parabola that results if P is translated 3 units
    • A. 

      Y = (x + 3)^2 + 4

    • B. 

      Y = (x – 3)^2 + 4

    • C. 

      Y = (x – 4)^2 + 3

    • D. 

      Y = (x – 3)^2 – 4

  • 5. 
    The formula for compound interest on $1000at a given interest rate, r, is shown by the function f(r) = 1000(r + 1)^2.  What are the values of the parameters a, h, and k for f(r)
    • A. 

      A = 1000, h = 1, k = 0

    • B. 

      A = 1000, h = 0, k = 1

    • C. 

      A = 0, h = 1000, k = 1

    • D. 

      A = 1000, h = –1, k = 0