Recently Active Mathematics Questions

*Image* *Image* *Image* please forgive me for the jigsaw puzzle like photos have a very old webcam ...

f:R→R suchthat f(1)=2 f(2)=8 f(x+y) -kxy=f(x)+2y2 f(x+y)*f(1/(x+y))= 1.2k 2.k 3.k2 4.k+1 ...

find the maximum area of a rectangle whose two sides x=x0,x=Î -x0,which is inscribed in region bounded by y= sin x and x axis,is obtained when x0 belongds to a)(Î /4,Î /3) b()Î /6,Î /4) c)(0,Î /6) d)none ...

\int_{0}^{[x]}{a^t/a^[^t^]}dt (a>0), where [] denotes greatest int function is? ...

the least positive value of "n" for which (1+w2)n = (1+w4)n, where w is a non real cube root of unity is .......... ? ...

x^log9x>9 implies ...

Find the number of eight digit numbers in which the fifth digit is numerically greatest and the numbers to the left and right of it are in decreasing order (not strictly decreasing)... (repetition allowed)... ...

solve one by one. not randomly... please. 1]the total 8 digit numbers of the form x_{1}x_{2}x_{3}x_{4}x_{5}x_{6}x_{7}x_{8} such that x5 is the greatest digit and digits towards the left and right of x5 are in decreasing order ...

A.B=0 ; A.X = c,c≠0,A x X = B find X ...

Q2 *Image* ...

For each natural number K, let Ck denote the circle with radius k centimeters and centre at the origin. On the circle Ck , a particle moves k centimeters in the counter clockwise direction. After completing its motion on Ck, ...

1)The minute hand of a clock is 10 cm long...How far does the tip of the hand move in 20 minutes? 2)THe no. of sides in 2 regular polygans are 5:4 and the difference between their angles is 6 degrees, find the no. of sides in ...

Statement 1: If A and B are two matrices such that AB = A, then B is a square matrix and Statement 2: The product AB exists only if A is of order m × n and B is of order n × n. 1. Statement 1 is True, statement 2 is True; s ...

Q 26 mein got bowled *Image* ...

Two sides of a triangle are of lengths 2a and 2b and contain an angle of 120°. If the angle opposite the side 2a is θ, tan θ is equal to (a) a 2 /a + 2b (b) a 3 /2a + b (c b 3 /a + 2b (d) b 3 /2a + b ...

sum of numbers of using digits 1 2 3 4 and also find the same for 2 0 3 1 and 2 2 0 1 i actually wanna know the concept how we proceed ..... ...

plot the graph y2=(x-1)(x-2)(x-3) ...

The line 6x+8y=48 intersects the coordinate axes at A and B respectively. A line L bisects the area and the perimeter of the triangle OAB where O is the origin. Find the slope of this line. Options are: (a) \frac{10+5\sqrt{3} ...

Q1 f(x)=e1/(x-1) Q2 y2=(x2-a2)/x2 ...

q4)minimum value of [ (x 1-x 2)2+ (12 + (1-x1 2)1/2 - 2√x2 )2 ]1/2 is a)4√5+1 b)4√5-1 c)√5+1 d)√5-1 ...

from a point (sinθ,cosθ)if three normals are drawn to the parabola y2=4ax,then the value of a is: a)(1/2,1) b)[-1/2,0] c)[1/2,1] d)none ...

given that f is an odd function with peroid 2 and continuous fr all x an g(X)=0∫xf(t) dt,then a)g(x) is an odd function b)g(2n)=1 c)g(2n)=0 d)none ...

find the no of ways...in which 18 identical balls can be used in 15 different cricket matches ...

the sides of a triangle touch a circle x2 + y2 = a2 and 2 of the vertices are on the line |y|=b. find the locus of the third side............ ...

An urn A contains 3 white and 5 red balls and another one B has 5 white and 3 red balls.2 balls are transferred from A to B and then 1 is drawn from B.What is the probability that it is red? easy one but i 've a small doubt ...

dere r 3 main political parties namely 1,2,3 if adjoining table pij [i,j=1,2,3] denote d probability dat party j wins d general elections contestedwhen party i is in d power after d next 2 elections , given dat d party 1 is i ...

if ab=2a+3b, a>0,b>0 then minimum value of ab is??? ...

a letter is known to have come frmeither frm london or frm clifton . on d post mark only d 2 consecutive lrtters ON r legible wat is d chance dat it came frm london? ...

\lim_{x\rightarrow a}\frac{cosx.log(x-a)}{log(e^{x}-e^{a})} ...

how many non prime factors are in the no..2^5 X 3^7 X 9^2 X 11^4 X13^3 todah easy hain ...