What does the term 'expression' refer to in algebra?
A). A mathematical phrase containing numbers and variables
B). An equation with an equal sign
C). A statement that is always true
D). A function with inputs and outputs
Which property allows you to multiply a sum by distributing the multiplication over each term?
A). Distributive property
B). Commutative property
C). Associative property
D). Identity property
Which of the following is a variable in algebra?
A). x + 5
B). 10
C). 2x
D). y * z
Which of the following is an example of a linear equation in algebra?
A). 3x^2 + 5 = 0
B). y = mx + b
C). (x + 2)(x - 3) = 0
D). 2x + 7 = 15
What is the correct order of operations in algebraic expressions?
A). Parentheses, Exponents, Multiplication/Division, Addition/Subtraction
B). Exponents, Parentheses, Addition/Subtraction, Multiplication/Division
C). Multiplication/Division, Exponents, Addition/Subtraction, Parentheses
D). Addition/Subtraction, Multiplication/Division, Exponents, Parentheses
Which of the following is a trinomial in algebra?
A). 2x^2 + 5
B). 3x^3 + 2x^2 - x
C). x^2 - 4 + 6
D). 4x + 7
In algebraic expressions, what does the term 'exponent' represent?
A). The number being multiplied
B). The result of multiplication
C). The base raised to a power
D). The constant term
In algebraic expressions, what does the term 'coefficient' refer to?
A). The constant part of the expression
B). The highest power of a variable
C). The number in front of a variable
D). The solution to the equation
What is the degree of the polynomial 4x^3 + 2x^2 - x + 7?
A). 1
B). 2
C). 3
D). 4
Which property of algebra allows you to add or multiply terms in any order?
A). Commutative property
B). Associative property
C). Distributive property
D). Identity property