The Real Number System
Is the following number a repeating or non-repeating decimal: 0.77777777...
repeating decimal
4x=16
x=4
0.2 percent error
0.05
f(x)=5x
f(3)=
125
Simplify: squareroot of 16x8
4x4
Is the following number a natural number or integer: 0
integer
3x=27
x=9
3x4-x2+1
Terms=3 Degrees=4
f(x)=7x-3
f(2)=
46
Factor: x2+2-24
(x+6)(x-4)
Solve and determine if rational or irrational: square root of 16 + 3
7 rational
2x+3=9
x=3
3x3
Terms=1 Degrees=3
f(x)=4x+6
f(3)=
70
Write in Vertex Form: y=x2+6x+18
y=(x+3)2+9
Solve and determine if rational or irrational (1/7)+(2/3)
17/21=0.809523809523...
(x/4)-1=5
x=24
Percent error of a square that is 2 ft by 4 ft?
40.6%
If a town with a population of 500 doubles in size every 89 years, what will the population be 178 years from now? Round to the nearest whole number.
2000
There are 3 consecutive integers that have a sum of 27. Which integers are they?
8,9,10
Solve and determine if rational or irrational: square root of 2 -1
0.4142135... irrational
3(x+5)-6=90
x=27
What is the percent error for a measurement of 5 miles?
10%
This year, Winchester recycled 140,000 tons of material. If this amount increases by 6% each year, how much material will be recycled 4 years in the future? Round to the nearest whole number.
239871
Solve for y.
(x-1)/3