Multiply
53 * 56
59
56/52
54
Convert to scientific notation.
6,810,000
6.81 E 6
Write this expression using a positive exponent.
v-6
1 / v6
If a8 / a4=27, then what is the value of a12 / a8 ?
27
2m3 * -3m4
-6m7
18x3y6 / 6xy3
3x2y3
Convert to scientific notation.
0.00032
3.2 E -4
Simplify this expression.
(v5)3
v15
Write 12-4 using a positive exponent.
1 / 124
(−2m4n4)(−7m5n2)
14m9n6
3x7 / -3x9
-1 / x9
Write this number in scientific notation.
30,700,000
3.07 E 7
Simplify this expression.
(2x3)4
16x12
The national debt is approximately $21,000,000,000,000. Write $21,000,000,000,000 in scientific notation.
$2.1 E 13 (aka 21 trillion dollars)
(3×105)(8×104)
2.4 E 10
5x3y5 / 10xy8
x2 / 2y3
Write this number in scientific notation.
0.00576
5.76 E -3
Simplify this expression.
[(5a5⋅4x) / (10x5y)]0
1
The estimated population of the World is 7,654,000,000. Which is closest in value to the estimated population of the World?
A) 7.6×108 B) 7.7×108
C) 7.6×109 D) 7.7×109
D) 7.7x109
A friend worked the problem (-3p5q2)2 and wrote -3p10q4.
What advice would you give your friend on how to solve the problem correctly?
-3 should also be squared.
The coefficient should be +9.
8.4 x 105 / 4.2 x 103 is best described by what?
A) 0 to 2 , B) 2 to 15 , C) 15 to 45 , D) 49 to 450
D) 49 to 450
Convert this number written in standard notation into scientific notation.
285×105
2.85 E 7
Write in scientific notation.
(4.23×105)+(2.5×106)
2.923 E 6
A marine biologist labeled four samples in scientific notation. She needs to put samples in order from least to greatest. What order should she put them in?
4.3 x 10-5 , 1.4 x 10-3 , 7.6 x 102 , 3.6 x 1021
4.3 x 10-5 , 1.4 x 10-3 , 7.6 x 102 , 3.6 x 1021