Wednesday

January 18, 2017
Total # Posts: 40

**help me damon reiny steve bob plzz**

prove that nsini=constant plz show me solution

*September 26, 2016*

**mathematics need help me**

evaluate the limit of [1/(n+1)+1/(n+2)+....+1/(n+n) as n tends to infinity plzzzzzzzzzzzzz show me solution

*September 26, 2016*

**calculus**

plz help show me steps solution evaluate the integral §dx/[(x+1)root(1-x^2)]

*September 26, 2016*

**maths need help log**

if loxbase 2=k^2+2k what is the value of logx^3 base64

*September 25, 2016*

**oooh thank u sir reiny correct-done**

thanks

*September 17, 2016*

**miss reiny correct-done**

find the nth term of the series 1,3,6,11,19,31,48.... Hence duduce a formula for calculating the sum of the series plz help me show working

*September 17, 2016*

**arithemetic progression too hard help plz**

find the nth term of the series 1,3,6,11,31,48.... Hence duduce a formula for calculating the sum of the series plz help me show working

*September 17, 2016*

**maths need helper**

i mean what the exact value of z!

*August 29, 2016*

**maths need helper**

if cosz=200, what is the exact value of z?help

*August 29, 2016*

**calculus-again frustrated-looking for steve asap**

if sinh(y)=[4sinh(x)-3)/(4+3sinh(x)] show that dy/dx=5/(4+3sinh(x)] step plz i plead

*May 26, 2016*

**calculus-help me sir~steve**

show that 2f''(t)-f'(t)-f(t)=sin(t)-cos(t) where f(0)=f'(0) has the solution (-2/5)e^(-t/2)-(1/5)sin(t)+(2/5)cos(t) using laplace tranformation plz plz plz show step by step

*May 26, 2016*

**math-need sir-steve badly asap**

show that L{f(t)}=f(s) then L{e^(kt)}.f{(t)}=f(s-k) where k=costant L=laplace transformation

*May 25, 2016*

**simultaneous-equation help am despirate**

find the value of x,yandz in the system equation 2x+y-z=8 x^2-y^2+2z^2=14 3x^3+4y^3+z^3=195 step please thanks

*May 24, 2016*

**logarithm math-need help!!!!**

5logxbase4+48log4basex=x/8 help me plz step

*May 21, 2016*

**Math**

8x-x=-5+4 7x=-1 x=-1/7...

*May 13, 2016*

**integration....**

Evaluate the intergral root(xdx).... Help plz show work...

*May 13, 2016*

**maths-somebody!anyone help**

An arbitary list of integers both positive and negative is presented to two player,playerA and playerB.with A playing first in there turn,either players is allowed to pick the first or last number from the remaining list,and the number is deleted from the list.As usual,players...

*May 11, 2016*

**maths-help**

help me

*May 10, 2016*

**help please**

An arbitary list of integers both positive and negative is presented to two player,playerA and playerB.with A playing first in there turn,either players is allowed to pick the first or last number from the remaining list,and the number is deleted from the list.As usual,players...

*May 10, 2016*

**calculus sir damon help me or steve**

integrate dx/root(coshx-1) plz show step

*May 10, 2016*

**probability help!!**

buses arrive at a bus stop at 15minute interval,starting from 7am if a passenger arrived at a times that is his uniformly distributed (a):find the probability that the passenger wait less than 5minute for a bus? (b):find the probability that the passenger wait more than ...

*May 7, 2016*

**calculus help**

Integrate:(3x^5-5)^-3 dx thanks

*May 6, 2016*

**maths-word problem help**

A and B can finish a piece of work in 12days and 18days respectively. A begin to the work and they work alternately one at a time for one day each.The whole work will be completed in? Help me plz show step thanks

*May 6, 2016*

**help maths partail sum**

find the partial sum and the limiting sum of the following infinite series 1/4+1/10+4/18.... show step got no ideal at all

*May 5, 2016*

**trigonomentry...Very hard**

express root(9+x^2) as a trigonomentric function of tita without using radicals by letting x=3tantita.assume that 0<tita<TT/2 hence find sine tita and cos tita plz show working thanks

*May 2, 2016*

**sociology of theory...help**

i can not access the web page at bobpursley..and yes am a university graduate...

*April 18, 2016*

**Math**

A model car has a scale factor of 1/64.The diameter of a tire on the model is 0.4 inches. What is the diameter of a tire on the actual car?

*February 22, 2016*

**Math**

A model car has a scale factor of The diameter of a tire on the model is 0.4 inches. What is the diameter of a tire on the actual car?

*February 22, 2016*

**Math**

(X+8)/2= 17 X+8= 17x2 X+8=34 X= 34-8 X= 26 boxes

*February 2, 2016*

**Math**

kristin bought eight boxes. a week later half of her boxes were destroyed in a fire. there are now only 17 boxes left. with how many did she start?

*February 2, 2016*

**Math**

Hildegard is 3 years more than twice as old as Fragonard. Write an expression for this situation?

*January 13, 2016*

**Math**

if 6 houses has 6 cats which catch 6 rats and each rat has 6 fleas. how many fleas are there? Write and evaluaye the exponent.

*January 13, 2016*

**math**

2 numbers have a product of 7, and a difference of 28, what are the 2 numbers?

*April 26, 2015*

**Math**

Thanks Vinny. But its Diamond with 4 circles each side. one circle common between two sides and the number should not e repeated to use. If i am not mistaken. 0 0 0 0 0 0 0 0 0 0 0 0

*May 7, 2014*

**Math**

In Magic Diamond use numbers 1-12. Each row must equal the same sum. # # # # # # # # # # # #

*May 7, 2014*

**HELP PLZ**

hI, I found this for you. I hope will work for you. Displacement occurs when they is an obvious difference in reactivity for both the metals. e.g: If you got Rubidium and Sodium, obviously rubidium got the better reactivity, hence it will displace any sodium compound in any ...

*May 7, 2014*

**math**

write an equation of the line containing the given point and parallel to the given line. express your answer in the form y=mx+b (6,9)x+4y=5

*March 3, 2014*

**math**

don't know

*May 9, 2013*

**science**

bob and sue are initially standing still on frictionless ice. bob weighs 500n . they push against each other and sue acquires an acceleration of 5m/s while bob acquires acceleration of 3m/s. what is sue mass

*April 8, 2012*

**Math quick check thx**

Out of 42 kids in a class twice as many failed Ela as math,4 failed both. If 7 failed neither, find how many failed each subject. I made a venn diagram the middle part of the venn diagram would be 7 and the math part would be 13 and the ela part would be 26. How do i check this?

*June 6, 2011*

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