unit 3 Flashcards
1
Q
rational numbers
A
a real number written as a fraction, a repeating or terminating decimal, or an integer.
ex: -1/2, .375, 2 ,0
DOES NOT INCLUDE IRRATIONAL NUMBERS
2
Q
repeating decimal
A
a decimal which has repeating digit or pattern of digits that goes on forever .3333333 = 1/3 .6666666 = 2/3
3
Q
terminating decimal
A
a number that has a finite number of digits comes to an end.
4
Q
perfect square
A
a number that is the square of an integer
5
Q
irrational numbers
A
decimal numbers that does not terminate or repeat
6
Q
cube root
A
when a value taken to the third power results in the given number (has a 3 by radical symbol) cube root of 27 is 3
7
Q
perfect cube
A
the result of taking an integer to the third power. 27, 64
