General Mathematics - Summative Test

In a relation, what do you call the y values or the output?

• Piecewise

• Range

• Domain

• Independent

Which of the following tables is NOT a representation of functions?

• 
• 
• 
• 

In this table, what is the domain of the function?

• D: {2, 4, 6, 8, 10}

• D: {a, b, c, d, e}

• D: {1, 2, 3, 4, 5}

• y = {1, 2, 3, 4, 5, a, b, c, d}

Which of the following relation/s are function/s?

• x = {(-1,2), (-3,4), (-1,7), (5,1)}

• g = {(-3,2), (3,1), (-3,2), (5,7)}

• h = {(6,1), (-2,3), (2,6), (7,2)}

• x = {(2,3), (3,2), (-2,3), (3,-2)}

Which of the following is NOT a polynomial function?

• f(x) = 2x – 10

• g(x) = 4x² – 3x +8

• p(x) = x³ - 7

• s(x) = |3x-4|- 9

Find the function value given h(x) = 9 – 5x of x = 3m.

• 9 – 15m

• 9 – 15m²

• 9 + 15m

• 9 + 15m²

Evaluate: h(x) = 5x³ – 3x + 9 given x = 3.

• 45

• 63

• 135

• 153

Which of the following is a rational function?

• Rational Equation

• Rational Inequality

• Rational Function

• Rational Expression

1.     What symbol must be placed in the blank to make the sentence rational equation: ______ = 2x + 5

• f(x)

• y

• 3