powers and exponents
4 x 4 x 4 x 4
5 + 4 x (6-3) + 1
18
Write an algebraic expression for each phrase.
1. twelve more than b
b + 12
y + 9 when y=12
21
7(x + 3)
7x + 21
Write 5 x 5 x 5 x 5 x 5 as a power
55
6 + 10
_______
2 + 2
4
Write an algebraic expression for each phrase.
The quotient of x and 5
x ÷ 5
3x - 2 when y = 7
19
2(5y - 8)
10y - 16
write 43 in expanded form and find its value
4 x 4 x 4 = 64
(3+7)2 + 2 - 16
______
2
93
Write a phrase for each algebraic expression.
11d
The product of 11 and d
5(a+b) when a= -1 b= 6
25
3(x + 4) + 2x - 15
5x - 3
Determine which power has the greater value: 15 or (-2)2
16 ÷ 2 + 4 x (3-7)
-8
Write a phrase for each algebraic expression.
w + 9
5x -2 when x= -2
-12
6 -2(7x -1)
8 - 14x
Write 36 as a product of its prime factors using exponents
22 x 32
10 x (2 -5)2 - 9 x 5
45
The sum of t and six
t + 6
5x - 2 when x = 4
18
4(203)
812