Mathematics Quiz

What is the any set of ordered pairs?

• equation

• function

• piecewise function

• relation

What is a function that uses more than one formula to define the output?

• equation

• function

• piecewise function

• relation

What type of polynomial function has a degree one and in the form y=mx + b?

• constant function

• linear function

• polynomial function

• quadratic function

What do you call a root obtained in the process of solving an equation which looks correct but after analyzing it turns out as incorrect?

• extraneous solution

• least common

• quotient

• rational expression

What does the graph of f(x) =1/x looks like?

• A parabola

• A straight line

• A V-shaped graph

• Two curves in opposite quadrants, never touching axis

What kind of function is never takes the same value twice?

• Constant function

• Inverse function

• One-to-one function

• rational Function

What test is used to determine if a function is one-to-one function?

• Diagonal line test

• Horizontal line test

• Straight line test

• Vertical line test

Which inequality represents the solution set of 2^x>16?

• x < 4

• x = 4

• x > 4

• x > 2t

Given the exponential function f(x)= 2^x, what is the y-intercept?

• 2

• 1

• 0

• -1

Which of the following real-life situations does not describes an exponential decay?

• The value of a car depreciates every year

• The number of rabbits doubles every month.

• The amount of substance decreases every 10 minutes.

• The atmospheric pressure decreases as you go higher.