Question 1

Absolute Value Function

Accepted Answer

A function that delivers the magnitude of the inputted value. Its graph is V-shaped.

Question 2

Acute Triangle

Accepted Answer

A triangle with all three angles measuring less than 90 degrees.

Question 3

Adjacent Angles

Accepted Answer

Two angles that share a common vertex and edge but do not overlap.

Question 4

Arithmetic Sequence

Accepted Answer

A sequence in which the difference between any two consecutive terms is constant.

Question 5

Associative Property

Accepted Answer

A property stating that the grouping of numbers in an operation does not change the result.

Question 6

Binomial

Accepted Answer

A polynomial with two terms.

Question 7

Box-and-whisker plot

Accepted Answer

A graphical representation that depicts a data set along a number line, showing its median, quartiles, and outliers.

Question 8

Coefficient

Accepted Answer

A numerical factor preceding and multiplying the variable in a term.

Question 9

Complementary Angles

Accepted Answer

Two angles whose measures sum to 90 degrees.

Question 10

Compound Interest

Accepted Answer

Interest calculated on the initial principal and also on the accumulated interest of previous periods of a deposit or loan.

Question 11

Conjugates

Accepted Answer

Two binomials with the same terms but opposite operations.

Question 12

Cosine

Accepted Answer

In a right triangle, it's the ratio of the adjacent side length to the hypotenuse length.

Question 13

Dependent Variable

Accepted Answer

The variable whose value relies on one or more other variables in a function.

Question 14

Descartes' Rule of Signs

Accepted Answer

The rule to determine the possible numbers of positive and negative real roots in a polynomial.

Question 15

Dot Product

Accepted Answer

An operation that takes two vectors and returns a scalar.

Question 16

Equilateral Triangle

Accepted Answer

A triangle with all three sides of equal length.

Question 17

Exponential Decay

Accepted Answer

A process that decreases at a rate proportionate to its current value.

Question 18

Factorial

Accepted Answer

The product of an integer and all the integers below it.

Question 19

Geometric Sequence

Accepted Answer

A sequence in which the ratio of any two consecutive terms is constant.

Question 20

Hypotenuse

Accepted Answer

The longest side of a right triangle, opposite the right angle.

Question 21

Imaginary Unit (i)

Accepted Answer

The square root of -1, represented as 'i'.

Question 22

Independent Variable

Accepted Answer

The variable that is manipulated to observe its effect on the dependent variable.

Question 23

Intercept

Accepted Answer

The point at which a line, curve, or surface intersects a coordinate axis.

Question 24

Isosceles Triangle

Accepted Answer

A triangle with two sides of equal length.

Question 25

L'Hopital's Rule

Accepted Answer

A method for evaluating limits of indeterminate forms.

Question 26

Logarithm

Accepted Answer

The exponent to which a base must be raised to produce a given number.

Question 27

Matrix

Accepted Answer

A rectangular array of numbers or expressions arranged in rows and columns.

Question 28

Median

Accepted Answer

The middle value in a data set when the values are arranged in ascending or descending order.

Question 29

Natural Logarithm

Accepted Answer

The logarithm to the base 'e', where 'e' is an irrational and transcendental constant approximately equal to 2.718281828.

Question 30

Obtuse Triangle

Accepted Answer

A triangle with one angle that measures more than 90 degrees.

Question 31

Parabola

Accepted Answer

The graph of a quadratic function, a curve with a single peak or valley.

Question 32

Pythagorean Theorem

Accepted Answer

A theorem that states the square of the length of the hypotenuse of a right triangle is equal to the sum of the squares of the other two sides.

Question 33

Quadrant

Accepted Answer

Any of the four areas into which the x-y plane is divided by the x-axis and the y-axis.

Question 34

Radian

Accepted Answer

A unit of angle measure based on arc length, equal to about 57.3 degrees.

Question 35

Scalar

Accepted Answer

A quantity that only has magnitude and no direction.

Question 36

Tangent

Accepted Answer

In a right triangle, it's the ratio of the opposite side length to the adjacent side length.

Question 37

Transversal

Accepted Answer

A line that intersects two or more other lines in a plane.

Question 38

Trigonometric Ratios

Accepted Answer

The ratios of the sides of a right triangle, namely sine, cosine, and tangent.

Question 39

Unit Circle

Accepted Answer

A circle with a radius of 1, centered at the origin (0,0) of the coordinate plane.

Question 40

Vector

Accepted Answer

A quantity with both magnitude and direction.

Question 41

Vertex

Accepted Answer

A point where two or more lines or edges meet; a corner.

Question 42

Vertical Angles

Accepted Answer

Pairs of non-adjacent angles formed when two lines intersect. They are equal in measure.

Question 43

Zero Product Property

Accepted Answer

A property stating that if the product of two factors is zero, then at least one of the factors must be zero.

Question 44

Z-Score

Accepted Answer

A measure of how many standard deviations an element is from the mean.

Question 45

Polynomial Long Division

Accepted Answer

A method similar to long division for dividing a polynomial by another polynomial of lower degree.

Question 46

Synthetic Division

Accepted Answer

A shortcut method for dividing a polynomial by a linear polynomial, using only the coefficients.

Question 47

Cramer's Rule

Accepted Answer

A method used to solve systems of linear equations by finding the ratio of determinants.

Question 48

Gaussian Elimination

Accepted Answer

A method for solving linear systems by transforming the system to row echelon form.

Question 49

Descending Order

Accepted Answer

Arranging numbers or terms from largest to smallest.

Question 50

Histogram

Accepted Answer

A graph showing frequency distributions; it is a graph that shows the frequency of data within certain intervals.

Question 51

Scatter Plot

Accepted Answer

A graph in which the values of two variables are plotted along two axes.

Question 52

Cumulative Frequency

Accepted Answer

The total of a frequency and all frequencies so far in a frequency distribution.

Question 53

Interquartile Range

Accepted Answer

The range between the first quartile (25th percentile) and the third quartile (75th percentile).

Question 54

Conditional Probability

Accepted Answer

The probability of an event given that another event has occurred.

Question 55

Permutation

Accepted Answer

An arrangement of objects in a specific order.

Question 56

Combination

Accepted Answer

An arrangement of objects without regard to the order.

Advanced Concepts for the Tennessee Pearson Mathematics Tests