Rational
or
Irrational?
or
Irrational?
What is the definition of an irrational number?
There is no terminating decimal, it goes on forever
What is frac (3^2) (3^4) fully simplified?
frac 1 9
Which is larger?
sqrt 12 or 1.52
Why?
Because it is in between 3 and 4
sqrt 12
Which of the following is RATIONAL. Place values on your number line to find.
a.sqrt 8
b. sqrt 64
c. sqrt 5
d. sqrt 77
sqrt 8 is between 2 and 3
sqrt 64 is 8
sqrt 5 is between 2 and 3
sqrt of 77 is between 8 and 9
Which of the following equals 59?
a. (54)5
b. (53)3
c. frac (5^-1) (5^8)
d. 54.5x52
b.
Which is smaller?
sqrt 2 or frac 5 4
5/4 = 1.25
sqrt 2 = 1.414..
Which of the following are irrational? Place on your number line to figure out, give a reasoning on why or why not.
a. sqrt 74
b. 3.1415926.....
c. 3.33333333333....
d. frac 56 97
e. 56,239.563
a.
sqrt 74 is irrational because it does not terminate. It is between 8 and 9 on the number line
3.1415926... is irrational because it does not terminate
3.33333... is rational because it is a continuous pattern going on
frac 56 97 is irrational because it goes on and there is no terminating decimal or pattern
56,239.563 is rational because it terminates.
What is frac (2^-2) (2^-4) fully simplified?
a. 2-6
b. 0
c. 4
d. 22
c. 4
Which is larger? Why?
sqrt 81 or frac 9207 1023
They are the same:)
What are all the irrational numbers between
sqrt 36 and sqrt 49
sqrt 37 sqrt 38 sqrt 39 sqrt 40
sqrt 41 sqrt 42 sqrt 43 sqrt 44
sqrt 45 sqrt 46 sqrt 47 sqrt 48
What is a0 + 1 =
a. 1
b. a+1
c. 0
d. 2
d. 2
Which is smaller?
12 or sqrt 169
12
Plot and place the following irrational numbers on your number line.
sqrt 94 , 5.5,
frac 12 5 , sqrt 81
Answers may vary
What would you do first to solve this expression?
(1/2a^2)(2a^-1)
a. Parenthesis
b. Multiply exponents
c. Add coefficients
d. Multiply coefficients
d. Multiply Coefficients
What is the biggest number in this selection?
sqrt 225
frac 182 7
5.52
27
5.52 = 30.25