liliy
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0 
Questions Asked

liliy:
Group Title
how could you make teaching rational numbers fun to kids? (a good motivation to get into the lesson?)
 updated 9 hours ago
 19 replies
 8 Medals
Mathematics

liliy:
Group Title
gcf of a^(2)bab^(3)
 updated 7 days ago
 1 reply
 No Medals Yet
Mathematics

liliy:
Group Title
factor the trinomial by grouping:
12m^211m+5
help!
 updated 8 days ago
 6 replies
 1 Medal
Mathematics

liliy:
Group Title
Why is the probability of tossing a coin 10 times and getting 8 heads the same probability as tossing ten times and getting two heads
…
 updated one month ago
 6 replies
 3 Medals
Mathematics

liliy:
Group Title
probobality sensitivity and specificity q:
suppose a test has sensitivity of 99% and specificity of 95% . without calculations, do you thi…
 updated one month ago
 No Medals Yet
Mathematics

liliy:
Group Title
at noon ship A is 100 km west from ship B. ship A, sailing south at 35 km/h and ship B ,is sailing north 25 km/h. how fast is the distanc be…
 updated 3 months ago
 3 replies
 No Medals Yet
Mathematics

liliy:
Group Title
assume f(0)=1. sketch a grap of f(x).
 updated 3 months ago
 No Medals Yet
Mathematics

liliy:
Group Title
Differentiate y= (2x3)^4 (x^2+x+1)^5
 updated 4 months ago
 1 reply
 No Medals Yet
Mathematics

liliy:
Group Title
derivative of 2x3)^4 (x^2+x+1)^5
…
 updated 4 months ago
 4 replies
 No Medals Yet
Mathematics

liliy:
Group Title
derivative of y= (x^4+3x^22)^5
 updated 4 months ago
 17 replies
 3 Medals
Mathematics

liliy:
Group Title
find a parabola using ax^2+bx+c, with a slope of 4 at x=1. and a slope of 8 at x=1. which passes thru the points. 0,3 and 2,15
 updated 4 months ago
 No Medals Yet
Mathematics

liliy:
Group Title
python:
how do i read from a file and then take the first two collumns and save them. to then compare the lines information?
 updated 7 months ago
 3 replies
 No Medals Yet
Mathematics

liliy:
Group Title
Candice and calra leave the same place at the same time and rode their bikes in the same direction. Candice bikes at an averae speed that wa…
 updated 7 months ago
 1 reply
 1 Medal
Mathematics

liliy:
Group Title
Return the sum of the numbers in the array, returning 0 for an empty array. Except the number 13 is very unlucky, so it does not count and n…
 updated 8 months ago
 2 replies
 No Medals Yet
Mathematics

liliy:
Group Title
if A and B are mutually exclusive and b>0 , show:
P(AA ∪ B) = P(A) /P(A) + P(B)
.
 updated 9 months ago
 1 reply
 No Medals Yet
Mathematics

liliy:
Group Title
Two cards are drawn from a standard 52card playing deck. What is the probability that the
draw will yield an ace and a face card?
 updated 9 months ago
 1 reply
 No Medals Yet
Mathematics

liliy:
Group Title
P(A) = P(B) + P(A ∩ ~B).
proof.?
 updated 9 months ago
 3 replies
 No Medals Yet
Mathematics

liliy:
Group Title
P(A) = P(A ∩ B) + P(A ∩ B).
what is the proof?
 updated 9 months ago
 1 reply
 No Medals Yet
Mathematics

liliy:
Group Title
p(a)=P(a and b) + P(a and ~b)
what is the proof?
 updated 9 months ago
 No Medals Yet
Mathematics

liliy:
Group Title
if 6^y is a factor of (2^14)*(3^24) , what is the greatest possible value for y:
a)7
b)8
…
 updated 9 months ago
 5 replies
 1 Medal
Mathematics

liliy:
Group Title
let Y be a random variable with the mean , and standard deviation . Let W=2Y. compute the mean and standard deviation of W
…
 updated 9 months ago
 44 replies
 1 Medal
Mathematics

liliy:
Group Title
use conditional proof to prove the validity of:
(E v F)>G
H> (I * J )
…
 updated 9 months ago
 1 reply
 No Medals Yet
Mathematics

liliy:
Group Title
logic proof:
1. a(b>c)
2.c>(d*e)
…
 updated 9 months ago
 1 reply
 No Medals Yet
Mathematics

liliy:
Group Title
logic: prove:
1.(~h v i ) > (j>K)
2.(~L * ~M) > (k>N)
…
 updated 9 months ago
 3 replies
 2 Medals
Mathematics

liliy:
Group Title
logic: write the proof for:
(p>q) *(r>s)
(q>t)*(s>u)
…
 updated 10 months ago
 6 replies
 No Medals Yet
Mathematics

liliy:
Group Title
LOGIC: give a formal proof:
1.e>(f*~g)
2.(f v g) > h
…
 updated 10 months ago
 2 replies
 No Medals Yet
Mathematics

liliy:
Group Title
what words would i search for if i am trying to find some sort of israel related or jewish related person in a file of billions of records. …
 updated 10 months ago
 7 replies
 1 Medal
Mathematics

liliy:
Group Title
GRE QUESTION . percents....
 updated 11 months ago
 1 reply
 No Medals Yet
Mathematics

liliy:
Group Title
can anyone help me with this complex circle problem?(GRE PREP)
https://mailattachment.googleusercontent.com/attachment/u/0/?ui=2&ik=4d55…
 updated 11 months ago
 2 replies
 No Medals Yet
Mathematics

liliy:
Group Title
log (base 3) x+log(base 5)(x+10)=k
solve for k=3.
 updated one year ago
 31 replies
 3 Medals
Mathematics
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