Share/Like This Page
Browse Printables
Print Instructions

NOTE: Only your test content will print.
To preview this test, click on the File menu and select Print Preview.

Click here to print this test!
Click here to save or print this test as a PDF!
See our guide on How To Change Browser Print Settings to customize headers and footers before printing.

Operations on Functions (Grades 11-12)

Print Test (Only the test content will print)
Name: Date:

Operations on Functions

1. 
Given [math]f(x)=3x+4 and g(x)=2x-3 [/math], find [math]f(x)+g(x)[/math].
  1. [math]5x+1[/math]
  2. [math]5x +7[/math]
  3. [math]x+1[/math]
  4. [math]x-1[/math]
2. 
Let [math]f(x)=3x+2 and g(x)=x-3.[/math] Find [math]f(x)-g(x)[/math].
  1. [math]2x-5[/math]
  2. [math]2x+5[/math]
  3. [math]4x-1[/math]
  4. [math]2x-1[/math]
3. 
Find [math](f + g)(x)[/math] if [math]f(x) = 4x - 3[/math] and [math]g(x) = x + 9[/math].
  1. [math]4x^2 - 27[/math]
  2. [math]4x+6[/math]
  3. [math]5x+6[/math]
  4. [math]5x-6[/math]
4. 
Find [math](f - g)(x)[/math] if [math]f(x) = 7x^2 - 9x + 1[/math] and [math]g(x) = -3x^2 + 5x -9[/math].
  1. [math]4x^2-14x+10[/math]
  2. [math]10x^2-4x+10[/math]
  3. [math]4x^2-4x-8[/math]
  4. [math]10x^2-14x+10[/math]
5. 
[math]f(x)= -3x-5[/math] and [math]g(x)= 4x[/math]. Find [math](f*g) (x)[/math].
  1. [math]1x -5[/math]
  2. [math]7x -5[/math]
  3. [math]12x^2 +20[/math]
  4. [math]-12x^2 - 20x[/math]
6. 
Find [math](f+g)(x)[/math].

[math]f(x)=x-1[/math]
[math]g(x)=5x-2[/math]
  1. [math]-2x+5[/math]
  2. [math]4x+1[/math]
  3. [math]6x+3[/math]
  4. [math]6x-3[/math]
7. 
Let [math]f(x)=3x +2 and g(x)=7x +6[/math]. Find [math](f*g)(x)[/math].
  1. [math]6x^2 +4x +42[/math]
  2. [math]6x^2 +4x +56[/math]
  3. [math]21x^2 +32x +12[/math]
  4. [math]21 x^2 + 32x +24[/math]
8. 
[math]g(x)= 8x^2-3[/math] and [math]f(x)= -4x^2[/math].
Find [math] (g + f) (x) [/math].
  1. [math]-32x^4-3[/math]
  2. [math]12x^4 - 3[/math]
  3. [math]4x^2 -3[/math]
  4. [math]4x^4 -3[/math]
9. 
Find [math](f*g)(x)[/math] if [math]f(x) = 2x-5[/math] and [math]g(x) = x+3[/math].
  1. [math]2x^2 -15[/math]
  2. [math]2x^2 + x -15[/math]
  3. [math]2x^2 + 11x -15[/math]
  4. [math]2x^2 - x +15[/math]
10. 
Given [math]f(x)=x^2-4x+6[/math] and [math]g(x)=7x-2[/math], find [math]f(x) + g(x)[/math].
  1. [math]x^2+3x+4[/math]
  2. [math]x^2+11x+4[/math]
  3. [math]x^2+3x+8[/math]
  4. [math]x^2-3x-8[/math]
You need to be a HelpTeaching.com member to access free printables.
Join for FREE »
Already a member? Log in for access.    |    Go Back To Previous Page