Math Flashcards
What is an algebraic expression?
An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols.
True or False: An algebraic expression can contain an equality sign.
False
Fill in the blank: The expression 3x + 5 is an example of a ________ expression.
linear
What does the term ‘coefficient’ refer to in an algebraic expression?
A coefficient is a numerical factor that multiplies a variable.
Which of the following is NOT an algebraic expression: a) 2x + 3 b) 4 = 5 c) 7y - 2?
b) 4 = 5
What is the degree of the polynomial 2x^3 + 3x^2 - x + 7?
3
True or False: The expression 5x^2y + 3xy^2 is a binomial.
False
What is the result of simplifying the expression 2(x + 3) + 4?
2x + 10
Fill in the blank: The expression 4x^2 - 3x + 2 is a ________ polynomial.
quadratic
Which term in the expression 6x^2 - 4x + 9 is the constant?
9
True or False: The expression 3x^2 + 4x + 5 is a monomial.
False
What is the leading coefficient of the polynomial 4x^5 - 2x^3 + x?
4
Which of the following represents a cubic expression: a) x^3 b) x^2 + 2x c) 2x^4?
a) x^3
What is the result of combining like terms in the expression 5x + 3x - 2?
8x - 2
Fill in the blank: The expression 7xy + 2y - 5x + 9 is a ________ expression.
multivariable
True or False: The expression 8 - 2x^2 + 3x is a polynomial.
True
What is the simplified form of the expression 3(2x + 4) - 2x?
6x + 12 - 2x = 4x + 12
Which of the following is a factor of the expression x^2 - 9: a) (x - 3) b) (x + 3) c) Both a and b?
c) Both a and b
What is the result of evaluating the expression 2x + 3 when x = 4?
11
What type of expression is 5x - 7?
linear expression
Fill in the blank: The expression 10x^2 + 5x - 3 is a ________ polynomial.
quadratic
True or False: The expression 3x^2 + 2x + 1 has three terms.
True
What is the result of the expression 4(x + 2) - 3(x - 1)?
x + 11
Which of the following is a common factor of the expression 12x^3 + 8x^2: a) 2 b) 4x c) 6x?
b) 4x
What does it mean to ‘factor’ an algebraic expression?
Factoring an algebraic expression means to express it as a product of its factors.
