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and:
Group Title
wave question attached :)
 updated 2 years ago
 23 replies
 4 Medals
Mathematics

and:
Group Title
Show that if P(A) = 0.6, P(B)=0.25 and P( A U B) = 0.7 then A and B are independent.
 updated 3 years ago
 2 replies
 1 Medal
Mathematics

and:
Group Title
The probability that a machine does not coat a SNAP bar adequately, therefore producing a defective product, is 0.08. The probability that …
 updated 3 years ago
 No Medals Yet
Mathematics

and:
Group Title
Express the following as a partial fraction:
(i) 4x+5/(x+2)^2
 updated 3 years ago
 6 replies
 1 Medal
Mathematics

and:
Group Title
find the values of a,b,c in the following identity:
(a) a+b(x+2) +c(x+2)(x+3)=x^2+4x2
 updated 3 years ago
 5 replies
 5 Medals
Mathematics

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Group Title
The pulse rate(P beats per minute) and the speed travelled by an athlete (vm/s) are related by the rule P= 60 + 15V, where 0<v<8. If the ru…
 updated 3 years ago
 2 replies
 1 Medal
Mathematics

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Group Title
The side lengths of a square (L) are increasing at a constant rate of 2 cm/min. If the area of a square is A.
Then dA/dL is equal to?
 updated 3 years ago
 9 replies
 1 Medal
Mathematics

and:
Group Title
There are two distinct round tables, each with 5 seats. In how many ways may a group of ten people sit?
 updated 3 years ago
 13 replies
 1 Medal
Mathematics

and:
Group Title
A committee of three women and seven men is to be seated at a round table .
(a) what is the probability that the three females will sit to…
 updated 3 years ago
 34 replies
 2 Medals
Mathematics

and:
Group Title
find how many ways the integers 1,2,3,4,5,6,7,8 can be placed in a circle if:
 Atleast three odd numbers are together?
 updated 3 years ago
 15 replies
 2 Medals
Mathematics

and:
Group Title
find how many ways the integers 1,2,3,4,5,6,7,8 can be placed in a circle if:
 Atleast three odd numbers are together?
 updated 3 years ago
 4 replies
 No Medals Yet
Mathematics

and:
Group Title
four boys and four girls are arranged in a circle. Find how many ways this can be done if:
 If two particular boys do not wish to sit nex…
 updated 3 years ago
 17 replies
 1 Medal
Mathematics

and:
Group Title
integrate xsqrt(4x) dx by using integration by parts method.
 updated 3 years ago
 26 replies
 1 Medal
Mathematics

and:
Group Title
Integrate sin^1(x) dx
please explain how to do it aswell
 updated 3 years ago
 34 replies
 2 Medals
Mathematics

and:
Group Title
In how many ways can the letters in the word PROPORTIONALITY be arranged so that the vowels and consonants still occupy the same place?
 updated 3 years ago
 27 replies
 5 Medals
Mathematics

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Group Title
Find how many ways the letters of the word DECISIONS can be arranged so that the N is somewhere to the right of D
 updated 3 years ago
 17 replies
 3 Medals
Mathematics

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Group Title
How many arrangements of the letters in TATTOO are there, if the two O's are to be separated?
 updated 3 years ago
 15 replies
 3 Medals
Mathematics

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Group Title
Is achondroplasia a chromosome disorder or a gene disorder?
 updated 3 years ago
 2 replies
 2 Medals
Mathematics

and:
Group Title
why aren't there any cures for genetic disorders
 updated 3 years ago
 6 replies
 1 Medal
Mathematics

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Group Title
Integrate: x^2 sinx^3
 updated 3 years ago
 8 replies
 4 Medals
Mathematics

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Group Title
differentiate y= sin^1(x^2)
 updated 3 years ago
 4 replies
 1 Medal
Mathematics

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Group Title
simplify
(2+x^2)/(1+x^2)
 updated 3 years ago
 7 replies
 1 Medal
Mathematics

and:
Group Title
find the derivative of sin^1(2x+3)
 updated 3 years ago
 11 replies
 2 Medals
Mathematics

and:
Group Title
State the domain and range first then graph the function.
f(x)= 3tan^1(x) + pi/4
 updated 3 years ago
 10 replies
 No Medals Yet
Mathematics

and:
Group Title
Im morse code, letters are formed by a sequence of dashes and dots. How many different letters is it possible to represent if a maximum of …
 updated 3 years ago
 18 replies
 5 Medals
Mathematics

and:
Group Title
In how many way can a boat crew of eight women be arranged if three of the women can only row on the bow side and two others can only row o…
 updated 3 years ago
 27 replies
 No Medals Yet
Mathematics

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Group Title
Find how many arrangements of the letters of the word BEHAVING, can have three vowels occurring together?
 updated 3 years ago
 8 replies
 3 Medals
Mathematics

and:
Group Title
In how many ways can the letters of the word number be arranged if the N is somewhere to the left of U?
 updated 3 years ago
 23 replies
 3 Medals
Mathematics

and:
Group Title
Users of automatic teller machines are required to enter a four digit pin number. Find how many pin numbers:
(a) start and end with the sa…
 updated 3 years ago
 5 replies
 4 Medals
Mathematics

and:
Group Title
how many three digit numbers can be made using the digits 2,3,4,5&6 if no digit can be repeated? How many of these are greater than 400?
 updated 3 years ago
 7 replies
 2 Medals
Mathematics
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