Math 105 Final (JMU) questions with
verified answers graded A+ passed
factors - correct answer ✔✔Numbers that are multiplied together to get a product
variable - correct answer ✔✔A symbol used to represent a quantity that can change
term - correct answer ✔✔Each number in a sequence
expressions - correct answer ✔✔A mathematical phrase that contains operations, numbers,
and/or variables.
equations - correct answer ✔✔a statement that two expressions are equivalent. For example, 3
x 9 = 27 and 8+x=10
reciprocals - correct answer ✔✔Two numbers whose product is 1. Also called multiplicative
inverses.
Exponent Rules - correct answer ✔✔
scientific notation - correct answer ✔✔A method of writing or displaying numbers in terms of a
decimal number between 1 and 10 multiplied by a power of 10.
basic factoring - correct answer ✔✔factoring is backwards multiplication
, linear equations - correct answer ✔✔an equation in which the variable or variables are all to
the first power and none multiply each other
quadratic equation - correct answer ✔✔ax² + bx + c = 0
dimentional analysis - correct answer ✔✔a mathematical technique that allows you to use units
to solve problems involving measurements
absolute change - correct answer ✔✔new value - reference (older) value
relative change - correct answer ✔✔absolute change/reference value
absolute difference - correct answer ✔✔compared value - reference value (units are percentage
points)
relative difference - correct answer ✔✔(compared value - reference value)/reference value x
100%
ratios - correct answer ✔✔a comparison of two quantities using division
algebraic expression - correct answer ✔✔an expression that contains at least one variable
numerical expression - correct answer ✔✔An expression that contains only numbers and
operations
linear growth - correct answer ✔✔positive fixed change value
linear decay - correct answer ✔✔negative fixed change value
verified answers graded A+ passed
factors - correct answer ✔✔Numbers that are multiplied together to get a product
variable - correct answer ✔✔A symbol used to represent a quantity that can change
term - correct answer ✔✔Each number in a sequence
expressions - correct answer ✔✔A mathematical phrase that contains operations, numbers,
and/or variables.
equations - correct answer ✔✔a statement that two expressions are equivalent. For example, 3
x 9 = 27 and 8+x=10
reciprocals - correct answer ✔✔Two numbers whose product is 1. Also called multiplicative
inverses.
Exponent Rules - correct answer ✔✔
scientific notation - correct answer ✔✔A method of writing or displaying numbers in terms of a
decimal number between 1 and 10 multiplied by a power of 10.
basic factoring - correct answer ✔✔factoring is backwards multiplication
, linear equations - correct answer ✔✔an equation in which the variable or variables are all to
the first power and none multiply each other
quadratic equation - correct answer ✔✔ax² + bx + c = 0
dimentional analysis - correct answer ✔✔a mathematical technique that allows you to use units
to solve problems involving measurements
absolute change - correct answer ✔✔new value - reference (older) value
relative change - correct answer ✔✔absolute change/reference value
absolute difference - correct answer ✔✔compared value - reference value (units are percentage
points)
relative difference - correct answer ✔✔(compared value - reference value)/reference value x
100%
ratios - correct answer ✔✔a comparison of two quantities using division
algebraic expression - correct answer ✔✔an expression that contains at least one variable
numerical expression - correct answer ✔✔An expression that contains only numbers and
operations
linear growth - correct answer ✔✔positive fixed change value
linear decay - correct answer ✔✔negative fixed change value
