mr.luna
 Name:

 School:
 California State University Fullerton
 About:
 good at math. need help with essays and writing and stuff.
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 Questions Asked
 41
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 27
 Medals Received
 16

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 1
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 Questions Asked
 1
 Questions Answered
 0
 Medals Received
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 Questions Asked
 41
 Questions Answered
 27
 Medals Received
 16

0 
Questions Asked

mr.luna:
Group Title
Suppose while playing tennis, Venus gets her first serve in 75% of the time. when she gets her first serve in, she wins a point 80% of the t…
 updated 2 years ago
 24 replies
 1 Medal
Mathematics

mr.luna:
Group Title
Net losses!! So out of 100 coin tosses 46 land heads. You win 1$ for heads but lose 1$ for tails. What my net loss?*
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

mr.luna:
Group Title
Two cab companies operate in River City, the blue and the green, named according to the colors of the cabs they run. 85% of the cabs in Rive…
 updated 2 years ago
 9 replies
 1 Medal
Mathematics

mr.luna:
Group Title
Probability of injury from car trip is 1in 50K (.00002). average trips a person will take in liftime is 16K.
Whats the probability of being…
 updated 2 years ago
 24 replies
 1 Medal
Mathematics

mr.luna:
Group Title
What is the probability of choosing at random two people and both wearing a seatbelt if there is a 43% chance of people who where seatbel???
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

mr.luna:
Group Title
Ofcourse , the new senator will be conservative because his father and mother were and his bro.in.law is head of "conservatives for a better…
 updated 2 years ago
 4 replies
 No Medals Yet
Mathematics

mr.luna:
Group Title
19. Animal cells contain a low concentration of sodium ions inside the cell, while there is a high concentration of sodium ions outside the …
 updated 2 years ago
 2 replies
 2 Medals
Mathematics

mr.luna:
Group Title
derive. ln(5x^(7x) + tanh(x))
 updated 2 years ago
 6 replies
 No Medals Yet
Mathematics

mr.luna:
Group Title
evaluate limit. view to see function.
 updated 2 years ago
 11 replies
 3 Medals
Mathematics

mr.luna:
Group Title
how do i do this. limit as x approaches infitnity of [e^(7x)cos(x)]
 updated 2 years ago
 7 replies
 2 Medals
Mathematics

mr.luna:
Group Title
find dy^2/dx^2 for y=(x^2+1)^5 in other words the second derivative
 updated 2 years ago
 2 replies
 1 Medal
Mathematics

mr.luna:
Group Title
Derive. (x^2)[tan(8x)]
 updated 2 years ago
 4 replies
 No Medals Yet
Mathematics

mr.luna:
Group Title
how do i simlify this baby. csc(arctan2x). i got sqrt(1+4x^2) over 2x
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

mr.luna:
Group Title
when a cold drink is taken froma fridge, its temp is 5 C. After 25 minutes in 20 C room its temp has increased to 10 C.
a. whats the temp…
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

mr.luna:
Group Title
im stuck here, please solve for t.
 updated 2 years ago
 34 replies
 3 Medals
Mathematics

mr.luna:
Group Title
how do i set this up?! a bacteria culture initially contains 100 dells and grows at a rate proportional to its size. after an hour the pop…
 updated 2 years ago
 23 replies
 1 Medal
Mathematics

mr.luna:
Group Title
marathon study sesh. woot woot. ok derive ln(5^x/x^2) i got ln5 2/x
 updated 2 years ago
 4 replies
 1 Medal
Mathematics

mr.luna:
Group Title
when you derive for example
5ln(X^2 +2) why isnt product rule used? my buddy here says five is just a multiplier for derivative of lnf(x),…
 updated 2 years ago
 10 replies
 2 Medals
Mathematics

mr.luna:
Group Title
differentiate. f(x)=ln[e^(7x^5)*sqrt(x)]
 updated 2 years ago
 7 replies
 No Medals Yet
Mathematics

mr.luna:
Group Title
is this double chain rule? e^(xsin2x)
 updated 2 years ago
 9 replies
 No Medals Yet
Mathematics

mr.luna:
Group Title
when you differentiate for example 1/x are the top terms of the quotient rule inter changable?
 updated 2 years ago
 3 replies
 1 Medal
Mathematics

mr.luna:
Group Title
differentiate. ln((e^x)+(xe^x)) can someone start me off? i dont know where to begin
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

mr.luna:
Group Title
differentiate. 2^sin(pi)x .... im completely lost. please explain steps.…
 updated 2 years ago
 12 replies
 1 Medal
Mathematics

mr.luna:
Group Title
differentiate. [(ae^x)+b]/[(ce^x)+d]... a,b,c,d are constants. i got this far..
 updated 2 years ago
 6 replies
 No Medals Yet
Mathematics

mr.luna:
Group Title
differentiate. [ln(x)]/[1+ln(2x)] please show steps
 updated 2 years ago
 6 replies
 2 Medals
Mathematics

mr.luna:
Group Title
differentiate. fifth root of ln(X) ...i know its the product rule but im stuck on 1/5x + ?
 updated 2 years ago
 2 replies
 No Medals Yet
Mathematics

mr.luna:
Group Title
A = bh/2
A' = b'h/2 + bh'/2…
 updated 2 years ago
 7 replies
 No Medals Yet
Mathematics

mr.luna:
Group Title
the altitude of a triangle is increasing at a rate of 1 cm/min while the area in increasing at a rate of 2 cm^2/min. At what rate is the ba…
 updated 2 years ago
 16 replies
 2 Medals
Mathematics

mr.luna:
Group Title
the altitude of a triangle is increasing at a rate of 1 cm/min while the area in increasing at a rate of 2 cm^2/min. At what rate is the ba…
 updated 2 years ago
 1 reply
 No Medals Yet
Mathematics

mr.luna:
Group Title
A plane flying horizontally at an altitude of 1 mile and a speed of 500 mi/hour passes directly over a radar station. Find the rate at whic…
 updated 2 years ago
 7 replies
 No Medals Yet
Mathematics
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