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abt factorial of a number
why factorial of zero is one
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straight lines
the lines x+y-1, (m-1)x + (m2 – 7)y – 5=0 and (m – 2)x + (2m – 5)y = 0 are a) concurrent for three values of m b) concurrent for one...
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ON PROPERTIES OF TRAINGLE-GEOMETRY
PLEASE DISCUSS THIS QUESTION: In a traingle ABC, medians AD and BE are drawn; If AD=4 , angle DAB=30 degree, and angle ABE= 60 degree , then what is the area...
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complex numbers
What are the basic of complex numbers?
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perfect number
Can anyone explain me what are perfect numbers?
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HALF LINE
Can anyone explain me what is a half line?
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please answer this. if u can.its urgent
Prove or disprove the following statement: The sum of two non-monotone functions in R is non-monotone in R.please give me total proof. not proving by taki...
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please answer this. if u can.its urgent
Prove or disprove the following statement: The sum of two non-monotone functions in R is non-monotone in R.please give me total proof. not proving by taki...
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solve this
Suppose the alt. of triangle are integers whose sum does not exceed 20 & its in-radius is integer.Find all possible values of area of triangle?
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Trig Identity
Can anyone solve this trig identity. State restrictions on theta (x) if they apply. tan x / cos x = sin x / 1 – sin2 (squared) x It seemed simple...
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Functions (Grade 11 = MCR3U1)
Hi there, I’m currently taking G.11 Functions and was just wondering if any of you know some good sites. By this I mean do you know some good sites tha...
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Answer this
If the quadratic equation (a2+b2)x2+2b(a+c)x+(b2+c^2)=0 has equal roots, then (A) a, b and c are in A.P. (B) a, b and c are in G.P. (C) a, c and b are in A.P...
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Answer this
If the quadratic equation (a2+b2)x2+2b(a+c)x+(b2+c2)=0 has equal roots, then (A) a, b and c are in A.P. (B) a, b and c are in G.P. (C) a, c and b are in A.P....
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My favorite math jokes
Q; Why is six afraid of seven? A: ‘Cause seven, eight, nine (eight= ate) I laugh and laugh and laugh everytime Q: Why is math the saddest subject? ...
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GEOMETRICAL INTERPRETATION OF VECTOR TRIPLE PRODUCT
What is the geometrical interpretation of vector triple product of three vectors a , b and c ax(bxc)=(a.c)b-(a.b)c? and How we can draw geometrically the ...
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Could u help me solve this sum?
Show that there are infinitely many positive integers A such that 2A is a square, 3A is a cube and 5A is the fifth power of a number. I’ve the solut...
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Try some problems
1)Determine the smallest possible positive integer ‘x’ whose last decimal digit is 6 and if we erase this last digit i.e. 6 and put it before rem...
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Archimedes, First Discoverer of Pi
Did u know that Archimedes was the first mathematician to discover the value of pi up to 10000 digits!!! Notes on Pi: Pi is the most famous ratio in mathe...
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algebra
math
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Why do Indians excel in education but not in sports?
When it comes to education or mental prowess, there is no doubt that Indians excel as a nation. They are there in all parts of the world, as Professors, Scie...
