Questions asked by flaxar
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The difference between the interior and the exterior angle of a regular polygon is 100degree . find the number of sides of the polygon. ?
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How to solve this? #int_1^3 (x^2-16) /(x-4#
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Find the values of k and p so that the expression #-2x^3-kx^2+7x+p# can be divided by #2x^2+5x+3# without leavng any remainder.?
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The probability distribution function of a discrete variable X is given by:
P(X=r) = kr, r=1,2,3,...,n,
where k is a constant. Show that #k=2/(n(n+1))# ?
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Pairs of random numbers (x,y) are generated where the variables X and Y are integers between 0 to 5 inclusive.
(i) How many different pairs are possible?
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A process for making plate glass produces small bubbles (imperfections) scattered at random in the glass, at an average rate of 4 small bubbles per
#10m^2#. Consider glass pieces with dimensions 2.5m x 2.0m.?
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2 companies, A and B, drill wells in a rural area. Company A charges a flat fee of RM3500 to drill a well regardless of its depth. Company B charges RM1000 plus RM12 per foot to drill a well. ?
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Help me answer this question.....? (question in picture below)
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The question in the picture below..?
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Michael has 4 biased coins where each of them comes up head with probability 0.6. Michael plays a game with his 3 friends. Each of them tosses the 4 coins for 5 times. The winner would be the one who gets 3 times at least 3 heads of tosses. ?
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A machine is programmed to put 737g of salts in each container that passes underneath its nozzle.In order to test Hnull:#mu#=737 vs Ha:#mu#>737, a sample of 100 boxes of salt is selected.How large must the sample mean be before the Hnull can be rejected?