Constants
Name the constant(s) in this expression:
3x + 5y + 2
What is 2?
Name the variable(s) in this expression:
2y + 3x + 7z
What are x, y, and z?
Name the coefficient(s) in this expression:
3x + 2y - 4z + 2
What is 3, 2, and -4?
The number of terms that are in this expression:
7
What is 1?
What is the expression in standard form?
3x2 - 5x3 + 2x + 3
- 5x3 + 3x2 + 2x + 3
Name the constant(s) in this expression:
15 + 2x - 3 + y
What are 15 and -3?
Name the variable(s) in this expression:
17x + 2y + 13x + 14y + 6
What are x and y?
What is a coefficient?
A coefficient is the number in front of a variable. It is multiplied by the variable.
The two symbols that separate terms.
What are + and -?
The leading coefficient of this expression.
2x2 + 7 - 3x5
What is -3?
Name the constant(s) in this expression:
14x + 2y - 5 + 9 + 3r
What are -5 and 9?
Name the variable(s) in the expression:
17a + 12b + 9
What are a and b?
Name the coefficient(s) in this expression: 2x + 4x + 5
What are 2 and 4?
The degree of this expression.
9x5 + 4x3 - 5x6 + 2
What is 6?
Name the constant(s) in this expression:
15x + 4y + 2z
What is zero?
Name the variable(s) in this expression: 17 + 9 - 0
There are no variables in this expression.
Name the leading coefficient:
5x2 - 6x3 + 7
What is -6
Name the terms in the following polynomial:
3x - 2y + 7 - 3z
What is 3x, -2y, 7, -3z?
Fill in the blanks to make a 4th degree trinomial with leading coefficient 2 and constant value of 5.
_______ + 3x2 + _____
What is
2x4 + 3x2 + 5
Give the definition of a constant in your own words.
A constant is a number that cannot change its value. It always stays the same.
Name the terms in the following expression:
2q + 9r - 73n + 16
What is 2q, 9r, -73n, 16?
Students were asked to write 2x3 + 3x + 4x2 + 1 in standard form. Who is correct?
Alexa: 4x2 + 3x + 2x3 + 1
Carol: 2x3 + 3x + 4x2 + 1
Ryan: 2x3 + 4x2 + 3x + 1
Who is Ryan?