11 STEM B_GEN MATH Diagnostic Test 2023-24

Let R = {(1,2), (3,5), (5,11), (3,1)}. What is the domain of this relation?

• D = {1,2,5,11}

• D = {1,3,5}

• D = {2, 5,11}

• D= {   }

Which of the following relations is a function?

• A = { (1,3), (2, 3), (1,4) }

• B = { (2, 4), (3, 6), (1, 5), (3, 4) }

• C = { (0,4), ( 0,-1), (0, -3) }

• D = { (1, 2), (2, 4), (3, 6), (4, 8) ,...}

• Constant function

• Identity function

• Linear function

• Quadratic function

A polynomial function of degree 2 is called a ___________ function.

• 1

• 2

• -1

• -2

What do you call the set of first coordinates of a set of ordered pairs?

• Domain

• Function

• Relation

• Range

What do you call the set of second coordinates of a set of ordered pairs?

• Domain

• Function

• Relation

• Range

• True

• False

• All Real Numbers

• none of these