Thursday
October 2, 2014

Posts by tanu


Total # Posts: 15

math
If a,b,c are integers and b²=4(ac+5d²), d €N then roots of the eqn ax²+bx+c=0 are
July 5, 2014

math
Let a,b and c be real numbers such that 4a+2b+c =0 and ab>0. Then the eqn ax²+bx²+cx²=0 has-
July 5, 2014

math
Consider the eqn x²+2x-n =0 where n€N and n€[5,100]. Total no. Of different values of 'n' so that the given eqn has integral roots is-
July 5, 2014

math
If the roots of the eqn x²-2cx+ab=0 are real and unequal, then prove that the roots of x²-2(a+b)x+a²+b²+2c²=0 will be imaginary.
July 5, 2014

maths
For what values of k the expression kx²+(k+1)x+2 will be a perfect square of a linear polynomial.
July 5, 2014

math
Show that if roots of eqn (a²-bc) x²+2(b²-ac)x +c²-ab=0 are equal then either b=0 or a³+b³+c³=3abc.
July 5, 2014

maths
If a,b and c € R, then prove that the roots of the eqn 1/(x-a) + 1/(x-b) + 1/(x-c) =0 are always real and cannot have roots if a=b=c.
July 5, 2014

maths
If the roots of the eqn 1/(x+p) + 1/(x+p) = 1/r are equal in magnitude but opposite in sign, show that p+r=2r and that the product of the roots is equal to (-1/2) (p²+q²)
July 5, 2014

maths
If 2+i√3 is a root of the eqn x²+px+q=0, where p,q belongs to R, then find the ordered pair (p,q)
July 5, 2014

math
46*3=300
September 8, 2011

chemistry
can you tell me how can i make a chemistry working model for class 9
June 6, 2011

social studies
article on "role of media to check corruption"
June 5, 2009

math
What is the temperature when water freezes? I have one more question What is the temperature when it steams?
December 15, 2008

literature
the role self-respect (in this context it means respect for one's own physical safety) play in an individual's response to injustice.
October 26, 2008

ANYBODY HERE?????????????????????????????????
PLEASE ANSWER MY QUESTION! THANK YOU! WHAT IS A PLOT? A plot (in mathematics and engineering) is a graph. It geography, it is a piece of land. In a cemetery, it is a grave site. It can also be a covert plan of action or conspiracy. In English a "plot" can be the form...
December 23, 2006

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