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Pre-algebra Quiz
Evaluate 5y + 1 when y = 5
Write the expression using exponents: b ⋅ b ⋅ b ⋅ b
Pre-algebra Quiz
15 terms
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Basics of #algebra
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Questions
15
Answers
1
Write the expression using exponents: b ⋅ b ⋅ b ⋅ b
4b
b4
2
Evaluate 5
y + 1
when y = 5
11
26
56
3
What is a coefficient?
something that saves energy
a letter that stands for a number
the number in front of a variable
4
What is the correct order of operations?
G E M D A S in order from left to right
G E A S M D
G E M D A S in order from right to left
5
Evaluate b
4
when b = 2
8
6
16
6
Evaluate 1.5 +
y
2
when y = 10
101.5
21.5
115
7
What is a variable?
something that never changes
a symbol that represents one or more numbers
something used in science only
8
Evaluate
ab
when a = 4 and b = 3
43
7
12
9
What are terms in an algebraic expression?
parts of an algebraic expression
words in math
letters that stand for a number
10
Identify the terms 12 + 10c
12, 10c
c
10
12, 10
11
Identify the constants: 15 + 3w + ½
15
3w
15, ½
12
What is a constant?
A term without a variable
a letter that stands for a number
the number in front of a variable
13
Identify the coefficient: 12 + 10c
12
c
10
14
Identify the coefficients: x
2
+ 9z
1, 9
x, 9
9
15
What is an algebraic expression?
contains numbers, operations, symbols
contains only numbers
contains no variables
