Recently Active Mathematics Questions

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2.9523279903960414084761860964352e+38 Can anyone convert this to normal numbers and pls also tell me how to do it???? When calcultors return this as the answer, I get so angry... Pls reply ...

if a,b,c are non coplanar unit vectors such that a X(bXc)=b+c/ 2 then the angle between a and b is: ...

\int_{4}^{x}{t^{2}-8t+16dt} on [0,5] is: ...

1) [y]=[sinx] 2) \left|y \right|=\left(\left\{x \right\} -1\right)^{2} sunday hain na so extra work. hehe and ya they both are quite beautiful. trust me. but i like 2nd one more. ...

\int_{1}^{4} {x}[x] dx given ans is 13/12..... ...

A permutation of n objects is a 1-1 function from A={1,2,.................n} to itself.If a1,a2,a3.......ak are n distinct elements of A such that a function f sends a1 to a2,a2 to a3 , .......... ak-1- to ak and ak to a1, th ...

Find Lim λ------>0 \left(\int_{0}^{1}{(1+x)^\lambda } \right)^{(1/\lambda )} i forgot kindly add dx to the bracket including the integral! ...

The absolute value of ∫(sinx/1+x8)dx from 10 to 19 is less than: a.)10-10 b.)10-11 c.)10-7 d.)10-9 Please give the solution! ...

\left|y \right|=\log _{sinx}\frac{1}{2} ...

Find no of functions satisfying f(x)^{f(y)}=f(x)+f(y) .. ...

\int 2(cos2x)/(2-2sin^22x) \delta x ...

page 25.18- Example 37, They hav clearly mentioned a>b; But all the options are having b-a . How is that possible?? ...

Find the number of 2-subsets of the set {1,2,.....10} , sum of whose elements is divisible by 3. ...

Sir I am nott good in gamma functions in integration........plzzzz help ...

Eqtn of normal to hyperbola : y = mx \pm [m(a^{2} + b^{2}) / \sqrt{a^{2}-b^{2}m^{2}}] then if m takes higher values thn a2 - b2m2 bcums -ve [5] hayla yeh kya hua, kaise hua, hyun hua??? ...

what is the max no of rational pts on a circle's circumference which is centred at (Ï€,e) ...

QIf the tangent to the curve y=f(x) forms angle pi/3 and pi/4 with X axis at points x=a and x=b respectively then evaluate a to b ∫ f'(x)f" (x) dx My method::: Integating by parts taking f'(x) as first function , I =[f '2(x ...

\text{The number of prime numbers among the numbers 105!+2 , 105!+3, 105!+4,....105!+104 and 105!+105 , is} ...

Hello ppl i have started this thread to approach integral Calculus In this post you have to post integral probs. Next question can only be posted after the first is answered so that it is easy for ppl to revise. I would like ...

∫tan-1(sin x) dx ...

\int tan^-^1\sqrt{x} ...

Some one please post page 26.43 from TMH Maths for jee 2008...Atleast upper half of the page.. The printing is not at all proper in my copy!!- Urgent ...

there are 1000 men standing in a circle numbere 1 to 1000 on their back. the person with number 1 is given a sword. he kills 2 and gives sword to 3. 3 kills 4 and passes the sword to 5. the process continues so on............ ...

Can anyone prove that sin-1x=-cos-1x + c I forgot the c ...

Example 14, how they got x in front of that log term??? ...

Can someone paste page 26.43 (upperhalf) of TMH mathematics - Course in Mathematics for IIT-JEE-2008. It is not printed properly, please!! ...

If n ε N then prove \int_{-n}^{n}{(-1)^{\left|x \right|}}dx=0 mera method bahut hi bekaar thaa......koi acha method batao....... ...

\int_{0}^{1} ({2x}-1)({3x}-1) dx=????????? i got 19/72 after a long method.......... half page [2][2].... Whats ur answer........and plz post a shorte method if any ...

if f is continuous on R and n ε N then value of \int_{-3}^{3}{x^{2n}(f(x)+f(-x))dx} ans is Zero...........plz bataao kaise..ye to even function hai naa.... yaan main so raha hoon ...