Tuesday

February 21, 2017
Total # Posts: 19

**chemistry**

what are the step by step methods that are required in adding Na2CO3 to a tank of water ?

*January 13, 2016*

**math trigonometry**

point A and B are 100m apart and are of the same as the foot of a building. the angle of elevation of the top of the building from point A an B are 21 degrees and 32 degree respectively. how far is A from the building?

*November 16, 2015*

**math**

Which one is first number from left or right

*October 18, 2014*

**Math**

Establish the identity by induction 1/1.3 1/2.4 ... 1/n(n 2)

*November 7, 2012*

**Physics practical**

1)explaind the meaning of young modulus 2)what do you understand by the modulus of elasticity of a cantilever{practically} 3)what are the precautions observed when performing a cantilever practical 4)what is the conclusion from the practical please answers are needed immediately

*November 7, 2012*

**Physics practical**

1)explaind the meaning of young modulus 2)what do you understand by the modulus of elasticity of a cantilever{practically} 3)what are the precautions observed when performing a cantilever practical 4)what is the conclusion from the practical

*November 7, 2012*

**Math**

The first three terms of a GP are also the first,nineth and eleventh terms respectively of an AP. Given that the terms of the GP are all different,find the common ratio r,if the sum to infinity of the GP is 8. Find also the first term and the common difference of the AP.

*November 5, 2012*

**calculus**

plz help me with this,when f(x)=1/(x^2+2), find lim[f(x)-f(a)]/x-a x ---->a

*February 8, 2012*

**Math(calculus)**

Evaluat d 4lowing1.lim x/|x| x-->0 2.lim x->1 sqrt(x^2+2- sqrt3)/x-1 3.lim n->~ f(n)=(1+1/n)^sqrtn 4. limx->0 f(x)= (12^x-3^x-4^x+1)/xtanx 5. Lim x->3 (x^n-3^n)^n/(n-3)^n

*February 5, 2012*

**Math**

Evaluate lim x/|x| x-->0

*February 5, 2012*

**Math**

Evaluate lim x/|x| x-->0

*February 5, 2012*

**Math**

Evaluate lim x/|x| x-->0

*February 5, 2012*

**Math(calculus)**

Evaluate lim n( In(n+1)- In n ) as n--> infinity

*February 5, 2012*

**Math(calculus)**

If f(x)= sqrt(9x^2-12x+4)/(15x^2+2x-8),what is d domain of the function. And what is it in absolute value(abs)

*February 5, 2012*

**Math(calculus)**

If f(x)= sqrt(9x^2-12x+4)/(15x^2+2x-8),what is d domain of the function. And what is it in absolute value(abs)

*February 5, 2012*

**Math(calculus)**

If f(x)= sqrt(9x^2-12x+4)/(15x^2+2x-8),what is d domain of the function. And what is it in absolute value(abs)

*February 5, 2012*

**physics**

Just as a car starts to accelerate from rest with an acceleration of 1.4m/s2,a bus moving with a constant speed of 12m/s passes it in a parallel line. 1.How long the car overtakes the bus. 2.How fast will the car then be going. 3.How far will the car then have gone.

*February 4, 2012*

**trig**

What is the fundamental period of the function f(x)=4/9sinx

*January 25, 2012*

**how to write 2nd may 2011 in 5 letters without usi**

no ansewr now it can be told on 2nd may,2011 it already passed the answer would be today on that day

*May 3, 2011*

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