Vocab
what is a rational number?
rational numbers- A number that can be written as a ratio; includes terminating and repeating decimals.
What is the first square & cube root
Square-1
Cube-1
What is the real number system?
The real number system is made up of all the points on the number line.
Non-Perfect Squares, Non-Terminating Decimals, Non-Repeated Decimals are a part of _______?
Irrational numbers
What is Scientific Notation?
Scientific Notation is a way that Scientists express numbers that are really large or small.
What is a square root?
A square root is a number that when multiplied by itself two times will equal a given number.
What is a Square root and what is a Cube root
A square root is a number that when multiplied by itself two times will equal a given number.
A cube root is a number Multiplied by itself three times will equal a given number.
Why is The Real Number System important ?
The Real Number System important because numbers play an important part in the real world by assigning values and weighing variables.
Repeating Decimals and Terminating Decimals are a part of________?
Rational numbers
When the number is bigger then 1 the decimal moves to the what?
It moves to the left.
What is a natural number?
A natural number is a positive integers
What can help you find Square or cube root?
You can multiply
Give examples of the fallowing-Natural Numbers, Whole Numbers, and Integers.
Natural Numbers-1,2,3 etc.
Whole Numbers- 0,1,2,3 etc.
Integers- -2,-1,01,2 etc.
IS this Rational or Irrational 11/30?
Ps. you need to convert =)
11/30 is Rational
Convert 194.78291 to scientific notation.
1.9478291 x 102
What is a decimal that never comes to an end; goes on forever called?
A terminating decimal
Can square roots be a non-perfect square?
No square roots can not be a non-perfect square.
What part of the The Real Number System from this examples
4/5, 2.4253456565(56 is repeating)
Rational Numbers
What is Rational and what is Irrational
3.45 , √8 ,3/4, √25 ,2.141414(14 is repeating) ,and Pi (3.141592)
3.45, 3/4, √25, 2.141414(14 is repeating) is Rational and
√8 and pi is Irrational
answer the question.
(7 x 105) - (5.6 x 104)
644,000
What is the number that is being multiplied by itself when raised to a power called?
Base
What is the first 15 Square & Cube roots?
Square roots 1,4,9,16,25,36,49,64,81,100,121,144,169,196,225
Cube roots 1,8,27,64,125,216,343,512,729,1000,1331,1728,2197,2744,3375
How many parts are to the Real Number System?
Five
What is considered to be a Rational number and What is considered to be a Irrational number?
Rational number- Integers, Fractions, Repeating Decimals, Terminating Decimals, Perfect Squares
Irrational number- Non-Perfect Squares, Non-Terminating Decimals, Non-Repeated Decimals
answer the question.
(7.4 x 10-3) x (0.43 x 10-3)
0.000003182