Scientific Notation
9.318 x 106
Simplify:
(y3)2
y6
Rational or Irrational?
9.68888888888...
Rational
What is 0.333333333333... as a fraction?
1/3
Find (1.6 x 107) + (3.8 x 108). Express your answer in scientific notation.
3.96 x 108
Simplify:
y4 x y4
y8
Rational or Irrational?
√64
Rational - Perfect Square!
What is 0.22222222222... as a fraction?
2/9
Which expression is equivalent to (8 x 10-5) + (6 x 10-5) / 5.6 x 103
A.) 2.5 x 10-7
B.) 2.5 x 10-2
C.) 2.5 x 108
D.) 2.5 x 10-8
D.) 2.5 x 10-8
Rewrite 5-15 using a positive exponent.
1/515
Rational or Irrational?
√7
Irrational - Imperfect Square!
Evaluate the expression for x=2 and y=4.
16x0 + 2x2 (y-1)
18
Which expression is equivalent to (5 x 10-3) + (6 x 10-3) / 2.2 x 104 ?
A.) 5 x 10-7
B.) 5 x 10-1
C.) 5 x 10-10
D.) 5 x 107
A.) 5 x 10-7
Rewrite 3-7 using a positive exponent.
1/37
How would you classify the number 121?
A.) Perfect Square
B.) Perfect Cube
C.) Both
D.) Neither
A.) Perfect Square
Evaluate the expression for x=1 and y=5.
16x0 + 5x2 (y-1)
17
In 1902, the yearly attendance at a major league baseball park was 3.4 x 105 people. One hundred years later, the yearly attendance was 1.7 x 106 fans. How many times greater was the attendance in 2002 than in 1902?
5 times
Simplify:
p3 x p3 x p3
p9
Solve the equation x2 = 26
A.) x = √26 and x = -√26
B.) x = √26
C.) x = 13 and x = -13
D.) x = 13
A.) x = √26 and x = -√26
A large oak tree has 2 x 105 leaves during its lifespan. A large forest can have about 5 x 103 oak trees. Approximately how many leaves grow on large oak trees in a forest during the lifespan of the trees?
Write your answer in scientific notation!
1 x 109 leaves