MATH 2099 Mathematics 2B Worked Solutions Tutorial Problems 2026 - Verified Correct Answer Key
MATH 2099 Mathematics 2B Worked Solutions Tutorial Problems 2026 - Verified Correct Answer Key natural numbers - answer - Set of numbers which start with 1 and are not fractional parts of numbers whole numbers - answer - Natural numbers and 0 isolate and replace, add or subtract to eliminate - answer - Solve for X inequality - answer - A mathematical sentence which compares two expressions solution - answer - A value which makes the equation or inequality true equivalent expressions - answer - Same value when solved or simplified counterexample - answer - Shows that a statement is false properties - answer - Relationships that are always true for real numbers deduction reasoning - answer - Logical thinking from given facts to a conclusion opposites - answer - Two numbers which are the same distance from 0 but lie in opposite direction on the number line like terms - answer - Same variable factor x-axis - answer - The horizontal line in a coordinate plane y-axis - answer - The vertical line in a coordinate plane origin (0,0) - answer - What is the point produced by the intersection of the x and y-axes coordinate - answer - A number or variable which identifies the location of a point on a number line inductive reasoning - answer - Thinking leading to a conclusion based on the observation of a pattern positive numbers - answer - The numbers to the right of 0 on the number line. negative numbers - answer - The numbers to the left of 0 on the number line. absolute value - answer - The distance between 0 and a number on the number line. expression - answer - A number, or a group of numbers with operation signs simplify - answer - Perform the operations; find the value base - answer - A factor; in 3², 3 is the base used as a factor 2 times exponent - answer - The number that tells how many times the base is used as the factor variable - answer - A letter that represents an unknown number power - answer - the product when factors are the same; in 3²=9, 9 is the power order of operations - answer - Rules that tell which operation to do first terms - answer - Parts of an expression separated by a + or a - sign constants - answer - numbers, or qualities, that do not change coefficient - answer - a number that multiplies a variable substitute - answer - replacing a variable with a number or difference equation - answer - a statement that two expressions are equal parallel Lines - answer - Two non-vertical lines in the same plane have the same slope and never meet perpendicular Lines - answer - Two non-vertical lines in the same plane have slopes that are negative reciprocals and the angle that they meet is 90° x 10^n - answer - Moving the decimal point n places to the right. ÷ 10^n - answer - Moving the decimal point n places to the left. ratio - answer - Comparison between two units that have something in common. rate - answer - Comparison between two units that have nothing in common. speed - answer - Distance / Time unit conversion - answer - Create unit fraction to cancel units not wanted. proportion - answer - Comparison between two rates or ratios that are equivalent. fraction - answer - Part of a whole. decimal - answer - A number with one or more digits to the right of a point. percent - answer - A ratio that compares a number to 100. rational number - answer - Any number that can be written in the form a/b where a and b are integers and b does not equal 0. reciprocal - answer - When you flip the numerator and denominator of a fraction. The reciprocal of x is 1/x multiplicative inverse - answer - A number multiplied by the reciprocal which is equal to 1 factor - answer - A number multiplied to another number to get a multiple. root - answer - A factor square root - answer - Inverse operation of squaring that number (the numbers times itself). set - answer - A well defined collection of objects subset - answer - A set which contains elements of a larger set perfect square - answer
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