Thursday

February 23, 2017
Total # Posts: 18

**Linear Algebra**

Construct a 2 × 2 matrix that defines a shear of factor 4 in the y-direction, followed by a scaling of factor 5 in the x-direction, followed by a reflection about the y-axis.

*March 7, 2016*

**maths**

a company decreased its products price

*February 17, 2016*

**physics**

A car of mass 1.2tonnes is travelling up a slope of 1 in 150 at a constant speed of 10m/s. if the frictional and air resistances are 100 newton , calculate the power exerted by the engine. the car descends the same slope working at a rate of 2kw what will be its acceleration ...

*January 5, 2016*

**math**

A car of mass 1.2tonnes is travelling up a slope of 1 in 150 at a constant speed of 10m/s. if the frictional and air resistances are 100 newton , calculate the power exerted by the engine. the car descends the same slope working at a rate of 2kw what will be its acceleration ...

*January 5, 2016*

**math**

Maximum or minimum values of the function f(x) = (1 – x)^2 e^x is: i need solution (a) Minimum value at x = –1; maximum value x = 1 (b) Minimum value at x = 1; maximum value x = –2 (c) Minimum value at x = 1; maximum value x = –1 (d) None of these

*November 25, 2015*

**math**

The marginal cost of production (in Rs) is 3 + x/3000 + e^(-0.03x), where x denotes the number of units. The cost of producing 100th unit is:

*November 25, 2015*

**math**

The marginal cost of production (in Rs) is 3+x/3000+e^-0.003x,where x denotes the number of units. The cost of producing 100th unit is:

*November 24, 2015*

**math**

The marginal cost of production (in Rs.) is x .e x 03 0 3000 3 , where x denotes the number of units. The cost of producing 100th unit is:

*November 24, 2015*

**Maths**

Consider a collection of 5 people. How many more ways can these people be arranged in a line than around a circular table?

*June 27, 2015*

**physics**

two positive points charges of 15c and 13c are placed 12cm apart . find the work done in bringing the two charges 4cm closer.

*June 7, 2014*

**computers**

For the whole office to be automated you need PC's/Laptop's then printer and scanner along with fax/photocopier. And to have them all automated you need some expert as well.

*September 2, 2012*

**general spelling**

What is the first letter of zinciferes ?

*January 25, 2012*

**math**

Rs.6700

*July 29, 2011*

**early childhood**

A. Nuclear family B. single - parent family C. Extended family D. Dual- income family

*October 13, 2009*

**IB HL Math**

I need to that if there is better way to prove the following: I am trying to prove that x r = k and k is a multiple of x only when x is prime. I said that if x is non-prime, then: Let a = 6 Let r = 4 6! (6 – 4)! 4! = 3(2) x 5 x 4! (2!) 4! = 15 It is not divisible by 6 My ...

*March 14, 2009*

**5th grade Geomentry**

I am a location in space. it takes only one letter to name me.

*December 2, 2008*

**Physics**

the ans is

*April 23, 2007*

**Chemistry question**

(103 x 10-6) ÷ 10-2

*November 14, 2006*

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