liliy
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0 
Questions Asked

liliy:
Group Title
solve the system of equations:
(xa)^2 + (yb)^2= 1/2 [ (ac)^2 +(bd)^2]
…
 updated 7 days ago
 No Medals Yet
Mathematics

liliy:
Group Title
what can we generalize about a sqaure with two unknown sides
 updated 13 days ago
 18 replies
 3 Medals
Mathematics

liliy:
Group Title
Dewsign your own growing geometric structure and show the first 3 terms of the sequence. write an algebraic formula that can be used to desc…
 updated 2 months ago
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Mathematics

liliy:
Group Title
Quadrilateral ABCD is a thrombus. The diagonals are 10 and 16 units in length. Find the diameter of the circle inscribed .
 updated 2 months ago
 No Medals Yet
Mathematics

liliy:
Group Title
What is the remainder when 2^(495) is divided by 11? No calculator allowed. Please show technique
 updated 2 months ago
 9 replies
 1 Medal
Mathematics

liliy:
Group Title
Rita and Bruce play a game to see who gets 10 Heads and wins $20. The game is cut short when Rita has 8 Heads and Bruce has 9 Heads. How sho…
 updated 4 months ago
 9 replies
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Mathematics

liliy:
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how would you fill In the missing values?
 50 
…
 updated 5 months ago
 1 reply
 No Medals Yet
Mathematics

liliy:
Group Title
A laboratory designed a radio telescope with a diameter of 300 feet and a maximum depth of
38 feet. The graph depicts a cross section of t…
 updated 6 months ago
 2 replies
 1 Medal
Mathematics

liliy:
Group Title
how could you make teaching rational numbers fun to kids? (a good motivation to get into the lesson?)
 updated 7 months ago
 19 replies
 12 Medals
Mathematics

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

liliy:
Group Title
factor the trinomial by grouping:
12m^211m+5
help!
 updated 7 months 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 8 months 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 8 months 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 10 months ago
 3 replies
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Mathematics

liliy:
Group Title
assume f(0)=1. sketch a grap of f(x).
 updated 10 months ago
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Mathematics

liliy:
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Differentiate y= (2x3)^4 (x^2+x+1)^5
 updated 11 months ago
 1 reply
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Mathematics

liliy:
Group Title
derivative of 2x3)^4 (x^2+x+1)^5
…
 updated 11 months ago
 4 replies
 No Medals Yet
Mathematics

liliy:
Group Title
derivative of y= (x^4+3x^22)^5
 updated 11 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 one year 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 one year ago
 3 replies
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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 one year 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 one year 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 one year 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 one year ago
 1 reply
 No Medals Yet
Mathematics

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

liliy:
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P(A) = P(A ∩ B) + P(A ∩ B).
what is the proof?
 updated one year ago
 1 reply
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Mathematics

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