# Shared Flashcard Set

## Details

Writing Functions
Practice Writing Functions
15
Mathematics
05/02/2011

Term
 Write the function that is shown by the following:{(0,2), (1,3), (2,4), (3,5)}
Definition
 f(x) = x + 2
Term
 Write the function that is shown by the following:{(-2,-4), (-1,-2), (0,0), (1,2)}
Definition
 f(x) = 2x
Term
 x y -1 2 0 1 1 0 2 -1
Definition
 f(x) = -x + 1
Term
 x y -2 8 -1 4 2 -8 3 -12
Definition
 f(x) = -4x
Term
 x y -1 -5 0 -3 1 -1 2 1
Definition
 f(x)= 2x - 3
Term
 x y -4 1 0 2 4 3 8 4
Definition
 f(x) = ¼x + 2
Term
 Write an equation so that the y-value is triple the x-value.
Definition
 f(x) = 3x
Term
 Write an equation so that the y-value is 3 less than the x-value.
Definition
 f(x) = x - 3
Term
 Write an equation so that the y-value is 1 less than twice the x-value.
Definition
 f(x) = 2x - 1
Term
 Jamie wants to order some DVDs online. They cost \$12 each and the shipping is a flat rate of \$6. Write an equation that gives the total cost. How much would it cost for 5 DVDs?
Definition
 f(x) = 12x + 6\$66
Term
 Is the ordered pair a solution to the given equation? (3, -2) 4x - 2y = 6
Definition
 No
Term
 Is the ordered pair a solution to the given equation? (-1,2) y = 2x + 4
Definition
 Yes
Term
 Is the ordered pair a solution to the given equation? (0,-4) y = 2x - 4
Definition
 Yes
Term
 Is the ordered pair a solution to the given equation? (-1,-1) x - y = -2
Definition
 No
Term
 Is the ordered pair a solution to the given equation? (-2,3) 2x - 4y = 12
Definition
 No
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