Parts of Algebraic Expressions
How many terms are in the following expression: 3x+5
3 terms
16x - 2
2(8x-1)
Evaluate q-20 when q = 40
20
Define Constant
A value that does not change. A number or term that has no variable part.
How often does a Leap Year happen?
Every four years
What is the number in front of a variable called?
The coefficient
Factor
21x - 14
7(3x-2)
Evaluate x - 2
x= 10
8
Define Coefficient
A number that multiplies a variable. The number part of a term that has a variable.
What species of birds fly backwards?
Hummingbirds
What is the constant in the following expression: 7x+5
5
Factor. 9x-12
3(3x-4)
Evaluate 3x+2 when x = 3
11
A mathematical phrase represented by numbers and/or variables separated by operation symbols.
What is a group of lions called?
A pride
What are the coefficients in the following expression: 7+4x+2x
4 and 2
Factor. 5x-15
5(x-3)
Evaluate 4x-10
x= 4
6
What makes algebra different from other branches of math?
Algebra contains variables
What is the only land mammal that cannot jump?
An elephant
What is the coefficient for x.
x + 2
1
Factor. 12x + 24
12(x+2)
Evaluate:
ab when a = 5 and b = 3
15
Equations have equal signs and are created by setting two expressions equal to one another. Expressions cannot have equal signs.
George Washington Carver produced about 300 inventions using what ingredient ?
The peanut.