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40 questions
How many terms are in the expression?
3x + 7+ p - 12
3
7
4
12
The product of 15 and c
15 + c
15 - c
15c
15 / c
Write the phrase as an expression. "the product of a number m and 23"
m-23
23m
m+23
m/23
A combination of numbers, variables and operations with no equal sign is called:
Coefficient
Variable
Equation
Expression
1. What is the definition of a coefficient?
The letter used to represent a quantity
The little number or letter used to raise to a power
The number in front of a variable that multiplies it
The number in back of a variable
In this expression, 2x + 6y - 10, which are the coefficients?
2, 6, and -10
x and y
2 and 6
-10
What is the definition of a constant?
The letter used to represent a quantity
The number with no variable
The number in front of a variable
The little number or letter used to raise to a power
In this equation, 4a - 10 = 9a, which is the constant?
4 and 9
4a and 9a
-10
4, 9, and -10
In this term, 3a2bc, what are the variables?
3 and 2
3
2
a, b, and c
What are like terms?
Terms that are nice to look at
Terms with exactly the same variable and Power
Terms with similar coefficient
What is a number multiplied by a variable?
Variable
Coefficient
Origin
Function
What is a Term?
A Termis either a single number or a variable, or numbers and variables multiplied together and separated from the others with addition or subtraction signs.
A word for a number
The right side of an equation
The exponent of the variables in the expression
-5 + a2 - 10 - 4a2
3a2 + 15
-3a4 - 15
-3a2 - 15
-3a3 - 15
Write the expression 3x3y2 in expanded form
3 . x3 . y2
3.x.x.x.y.y
3.x.y
x.x.x.y.y
simplify: 3 x a x a x b
3ab
a3b
3a2b
6ab
Simplify: 5 x m x n x n + 2 x m x n
5mn2 + 2mn
7m2n3
10m2n3
7m3n2
Let: x= 2 y= 4 z= -5
Evaluate: 2xz
-10
10
-20
200
Let: a= -2 b= 3 c= -4
Evaluate: ab + ac
12
16
20
-4
Let: x= -3 y= 4 z= -5
Evaluate: 2y - 5x
23
13
15
27
Let: x= 5 y= 2
Evaluate: (x + 2y)2
19
90
81
100
Write in thebalgebroic Notation:
5 x p x p - 2 x p x p x p
3p2
5p2 - 2p3
3p3
7p2
In each item observe there are two terms. Which option shows liketerms?
3m3n and 3mn3
x2y and 16x
3pqr2 and -8pr2q
None of the above
What is a good Verbal phrase for the following equation:
7 (x-2) = 18
a. Seven times x minus two is 18
Seven Brackets contain a sad difference of x and 2 is 18
The product of seven and the difference of a number and two is 18
Seven times something makes 18
what is the coefficient of x3 in the following expression:
12 + 4y2 -4x2+ 3z-x3
4
1
-4
-1
what is the coefficient of y2 in the following expression:
3x-7y4-x2+y2
1
-7
-1
3
Simplify using the product notation:
5 x 8y x 3z
16yz
18zy
120yz
40zy
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