vortish
 Name:
 jeff pierce
 School:
 University of Phoenix
 About:
 father to 8 grand pa to two wonderful boys and a farm hand
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Questions Asked

vortish:
Group Title
Give a recursive definition of the set of positive integers that are multiples of 4.
…
 updated 3 months ago
 1 reply
 No Medals Yet
Mathematics

vortish:
Group Title
How much time does an algorithm take to solve a problem of size n if this algorithm uses 2n^2+2^n operations, each requiring 10^11seconds,…
 updated 3 months ago
 No Medals Yet
Mathematics

vortish:
Group Title
How much time does an algorithm take to solve a problem of size n if this algorithm uses 2n^2+2^n operations, each requiring 10^11seconds,…
 updated 3 months ago
 No Medals Yet
Mathematics

vortish:
Group Title
How much time does an algorithm take to solve a problem of size n if this algorithm uses 2n^2+2^n
operations, each requiring 10^11seconds,…
 updated 3 months ago
 1 reply
 No Medals Yet
Mathematics

vortish:
Group Title
How much time does an algorithm take to solve a problem of size n if this algorithm uses 2n2+2n operations, each requiring 10−11 seconds, wi…
 updated 3 months ago
 No Medals Yet
Mathematics

vortish:
Group Title
To establish a bigO relationship, find witnesses C and k such that f(x)≤Cg(x) whenever x>k.
Determine whether each of these function…
 updated 3 months ago
 2 replies
 1 Medal
Mathematics

vortish:
Group Title
o establish a bigO relationship, find witnesses C and k such that f(x)≤Cg(x) whenever x>k.
Determine whether each of these functions…
 updated 3 months ago
 2 replies
 1 Medal
Mathematics

vortish:
Group Title
Consider an algorithm that uses only assignment statements that replaces the quintuple (v, w, x, y, z) with (w, x, y, z, v). What is the min…
 updated 3 months ago
 17 replies
 1 Medal
Mathematics

vortish:
Group Title
Find a Boolean product of the Boolean variables x, y, and z, or their complements, that has the value 1 if and only if x=1,y=1, and z=1.
 updated 3 months ago
 2 replies
 No Medals Yet
Mathematics

vortish:
Group Title
Use a table to express the values of each of these Boolean functions.
F(x,y,z)=x+yz
x y z x+yz
…
 updated 3 months ago
 6 replies
 1 Medal
Mathematics

vortish:
Group Title
Use a table to express the values of each of these Boolean functions.
F(x,y,z)=x+yz
…
 updated 3 months ago
 No Medals Yet
Mathematics

vortish:
Group Title
Find the values of these expressions.
a) 1⋅0—= [Num]
…
 updated 3 months ago
 28 replies
 No Medals Yet
Mathematics

vortish:
Group Title
Find the values of these expressions.
a) 1⋅0—= [Num]
…
 updated 3 months ago
 No Medals Yet
Mathematics

vortish:
Group Title
Let R1={(1,2),(2,3),(3,4)} and
R2={(1,1),(1,2),(2,1),(2,2),(2,3),(3,1),(3,2),(3,3),(3,4)} be relations from {1,2,3} to {1,2,3,4}.
…
 updated 3 months ago
 23 replies
 2 Medals
Mathematics

vortish:
Group Title
Find these values.
a) ⌊7.5⌋
…
 updated 3 months ago
 6 replies
 1 Medal
Mathematics

vortish:
Group Title
Find these values.
a) ⌊7.5⌋
…
 updated 3 months ago
 No Medals Yet
Mathematics

vortish:
Group Title
Why is f not a function from R to R if
a) f(x)=1/x ?
f(x) is not welldefined because there are two distinct values assigned to each x.
…
 updated 3 months ago
 10 replies
 2 Medals
Mathematics

vortish:
Group Title
Why is f not a function from R to R if
a) f(x)=1x?
…
 updated 3 months ago
 1 reply
 4 Medals
Mathematics

vortish:
Group Title
Why is f not a function from R to R if
a) f(x)=1x?
…
 updated 3 months ago
 No Medals Yet
Mathematics

vortish:
Group Title
Why is f not a function from R to R if
a) f(x)=1x?
…
 updated 3 months ago
 2 replies
 No Medals Yet
Mathematics

vortish:
Group Title
Find the sets A and B if A−B={1,5,6,9}, B−A={2,10}, and A∩B={4,7,8}.
A={2,10},B={1,5,6,9}
…
 updated 3 months ago
 4 replies
 5 Medals
Mathematics

vortish:
Group Title
Suppose that A={5,8}, B={7,8}, C={7,8,9}, and D={5,7,8}. Determine which of these sets are subsets of which other of these sets.
A⊆
…
 updated 3 months ago
 3 replies
 1 Medal
Mathematics

vortish:
Group Title
Use De Morgan's laws to find the negation of the following statement.
James is young and strong.
…
 updated 3 months ago
 1 reply
 1 Medal
Mathematics

vortish:
Group Title
Let p, q, and r be the propositions
p:
You have the flu.
…
 updated 3 months ago
 5 replies
 No Medals Yet
Mathematics

vortish:
Group Title
Let p, q, and r be the propositions
p:
You have the flu.
…
 updated 3 months ago
 3 replies
 No Medals Yet
Mathematics

vortish:
Group Title
What is the probability that a fair die never comes up an even number when it is rolled three times?
Enter the exact answer as a fractio…
 updated 3 months ago
 No Medals Yet
Mathematics

vortish:
Group Title
in how many different ways can seven elements be selected in order from a set with three elements when repetition is allowed?
 updated 3 months ago
 24 replies
 4 Medals
Mathematics

vortish:
Group Title
A club has 20 members.
a) How many ways are there to choose four members of the club to serve on an executive committee?
…
 updated 3 months ago
 27 replies
 1 Medal
Mathematics

vortish:
Group Title
Description: Ch 03 Sec 3 Ex 15
What is the largest n for which one can solve within one second a problem using an algorithm that requires …
 updated 4 months ago
 No Medals Yet
Mathematics

vortish:
Group Title
What is the largest n for which one can solve within one second a problem using an algorithm that requires f(n) bit operations, where each b…
 updated 4 months ago
 No Medals Yet
Mathematics
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