Exponents
8-2
1/64
Write in scientific notation.
34,000,000
3.4 x 107
Simplify.
Sq rt 63
3 radical 7
Find the missing side of the right triangle. Round your answer to the nearest tenth.
a = 9, b = 15, c = ?
17.5
Find the distance between 7.039 and -7.4
14.44
(x5)(x3)(x-2)
x6
Write in standard form.
-4.5 x 105
-450,000
Simplify.
Sq rt 44
2 radical 11
Find the missing side of the right triangle. Round your answer to the nearest tenth.
a = ?, b = 2.1, c = 7.5
7.2
Find the midpoint between 7.089 and 7 9/100
7.0895
(x4y7)/(x3y)
xy6
Write in scientific notation.
0.000078
7.8 x 10-5
5 radical 28
10 radical 7
The base of a 24-foot ladder is placed 8 feet from a wall. To the nearest tenth of a foot, how far up the wall does the ladder reach?
22.6 ft
Order from least to greatest.
radical 12, radical 29, 3.8, pi, 4.9
pi, radical 12, 3.8, 4.9, radical 29
(3x4)2
9x8
Multiply. Write your answer in scientific notation.
(2.3 x 105)(6.4 x 107)
1.472 x 1013
What 2 numbers does radical 74 fall between?
8 and 9
A play area is 20 meters long and 21 meters wide. How long is the walk that extends diagonally across the play area?
29 m
Name the property shown.
(-2.5 - 7)(-3) = (-2.5)(-3) - 7(-3)
Distributive
(-2a4b2)3
-8a12b6
Divide. Write your answer in scientific notation.
(2 x 107)/(5 x 104)
4 x 102
Simplify.
4 radical 32 + 3 radical 18
25 radical 2
An automobile traveled 21 miles north from the airport. It then turned directly west and traveled 28 miles. How far is the automobile from the airport?
35 mi
Julia wants 1/3 of her 90 ceiling tiles replaced. The cost will be $2.69 per tile. What will be the total cost for the job?
$80.70