Irrational Numbers
Is 2/3 irrational?
No
Solve: 42*48
410
If your exponent is positive in scientific notation you move the decimal to the ___
right
Solve: 3x+5=26
x=7
The inverse of a cube root is a ___
number cubed (x3)
Is 6.512 irrational?
Yes
When dividing powers with the same base you ___ the exponents.
subtract
If an exponent is negative in scientific notation you move the decimal to the ___
left
Solve: 4(5x+6)=104
x=4
The inverse of a square root is a ___
number squared (x2)
True or false, whole numbers are irrational.
False
Solve: (67*63)/(62*64)
64
Solve: 1.516*108
151,600,000
Solve: 2(4x-6)=52
Solve: √6561
81
True or False, 30.53 is irrational.
True
If an exponent is negative you...
Turn it into a fraction with the number as your denominator to make it positive
Solve: 6.8193*1010
68,193,000,000
Solve: 4(2x+6)+15=79
x=5
Solve: 3√4096
16
What makes a number irrational?
A number that can't be turned into a fraction is irrational.
Solve: 410
1
Solve: 7.395*10-11
.00000000007395
Solve: 5(3x+4)+6=4(6x+2)
x=2
Solve:132,651
51