Real Number System
The number 25 is classified as what kind of number? **List all of them
natural, whole, integer, rational and real.
In scientific notation, we always multiply by what number?
10
x2 = 121
What is the value of x
x = 11
-7.5 -7.05
<
m = slope
b = y-intercept
Terminating decimals go into which category?
Rational Number
If the number is great than 10, the exponent will be ____________?
positive
square root
Arrange from least to greatest
-0.8, 10%, 12%, -0.06
Pythagorean theorem, a2 + b2 = c2, only works in what kind of triangles?
right triangles
Numbers that are non-terminating and non-repeating are classified as what kind number?
irrational number
If the number is less than 1, the exponent will be __________?
negative
Ginny is painting a square wall in her living room. The area of the square wall is 195ft2. What is the length of one side of her wall?
13.96 ft
How do you change a percent to a decimal?
Divide the percent by 100 or move the decimal point two places to the left.
Supplementary angles
What is the differnce between natural numbers and whole numbers?
What is 1,009,000,000 written in scientific notation?
1.009 x 109
What two consecutive integers would the square root of 8 be between?
2 and 3
How do you change a fraction to a decimal?
divide the numerator by the denominator
y = 3x + 4
non-proportional
natural numbers
What is 0.008459 written in scientific notation?
8.459 x 10-3
Yes, it equals 15
Arrange the numbers from greatest to least
0.75, 1/2, 45%, 6/7, 0.075
6/7, 0.75, 1/2, 45%, 0.075