When you see the following expression, what is the little number on top of it called?
24
exponent/power
Simplify the following expression:
62
5x - x = 64
x = 16
4x -2 = 10
x = 3
10% of 86
8.6
Find the HCF of 18 and 9
9
Identify the domain.
{(3, 6), (5, 7), (7, 7) (8, 9)}
{3, 5, 7, 8}
How can you rewrite 92 in expanded form?
9x9
Simplify the following expression:
5
-0.3m = -12
40
5x - 17 = 28
x = 9
If 12 pencils cost $15. How much does 24 pencils cost?
$30
Find the LCM of 6 and 5
30
Identify the range of each relation.
{(3, 6), (5, 7), (7, 7) (8, 9)}
{6, 7, 9)}
How can you rewrite the following in exponential form?
7 x 7 x 7 x 7 x 7
75
3 + 42 x (3 + 2)
95
2.5x = 60
24
17 - 3x = 3 x 5
34% of 78
26.52
Find the HCF of 21 and 14
7
Is the relation is a function?
{(3, 6), (5, 7), (7, 7) (8, 9)}
Yes!! Each input has exactly one output.
What is the value of:
84
8x8x8x8=4,096
45
x - (-3) = 5
2
3(x + 6) = 20
x = 2/3
If I can walk 1.5 miles in 45 minutes, how many miles can I walk in an hour.
2 miles
Find the LCM of 10 and 12
60
What is the "domain"?
The domain of a function is the set of values that we are allowed to plug into our function. This set is the x values in a function.
What is the value of:
23 + 32 - 42
1
30
20x = 140
7
12x +3 = 2x - 5
x = -0.8
or x = - 4/5
97% of 728
706.16
Find the HCF of:
36 and 24
GCF = 12
The range of a function is the set of y-values that the function's output.