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Recent questions tagged q14-b
Questions
If the letters of the word ASSASSINATION are arranged at random.Find the probability that two I's and two N's come together.
cbse
math
class11
ch16
probability
exemplar
q14-b
sec-b
medium
asked
Jul 8, 2014
by
sreemathi.v
1
answer
Show that $cot^{-1}7+cos^{-1}8+cot^{-1}18=cot^{-1}3$
cbse
class12
modelpaper-2014
65-2-3
sec-b
q14-b
math
asked
Mar 21, 2014
by
rvidyagovindarajan_1
1
answer
In the following cases,find the distance of each of the given points from the corresponding given plane $(b)\;$Point (3,-2,1);Plane $(2x-y+2z+3=0)$
cbse
class12
bookproblem
ch11
sec3
q14
q14-b
p494
sec-a
easy
math
asked
Jun 4, 2013
by
sreemathi.v
1
answer
Find the $\perp$ distance of the point (3,-2,1) from the plane $2x-y+2z+3=0$
cbse
class12
bookproblem
sec3
q14-b
p494
sec-a
easy
math
asked
May 22, 2013
by
rvidyagovindarajan_1
1
answer
Find the locus of a complex number $z=x+iy$ satisfying the relation $\mid12z+3i\mid\geq \mid 2z+5\mid$.Illustrate the locus in the Argand plane.
isc
class12
modelpaper
2003
part-2
sec-d
q14
q14-b
asked
Apr 22, 2013
by
sreemathi.v
0
answers
If $z=x+iy$ and $\mid 2z+1\mid=\mid z-2i\mid$ show that $3(x^2+y^2)+4(x+y)=3.$
isc
class12
modelpaper
2004
part-2
sec-d
q14
q14-b
asked
Apr 19, 2013
by
sreemathi.v
0
answers
A company is selling a certain product.The demand function of the product is linear.The company can sell 2000 units when the price is Rs.8 per unit and when the price is Rs.4 per unit,it can sell 3000 units,Determine :
isc
class12
modelpaper
2005
sec-c
q14
q14-b
asked
Apr 18, 2013
by
sreemathi.v
1
answer
A television manufacturer finds that the total cost for the production and marketing of $x$ number of television sets is : $c(x)=300x^2+4200x+13,500.$Each product is sold for Rs.8,400.Determine the break-even points.
isc
class12
modelpaper
2006
sec-c
q14
q14-b
asked
Apr 17, 2013
by
sreemathi.v
0
answers
The fixed cost of a new product is Rs.18,000 and the variable cost is Rs.550 per unit.If the demand function $p(x)=4000-150x$,find break even points.
isc
class12
modelpaper
2007
sec-c
q14
q14-b
asked
Apr 16, 2013
by
sreemathi.v
1
answer
The average cost function associated with producing and marketing $x$ units of an item is given by $AC=2x-11+\large\frac{50}{x}$.Find : (i) The total cost function and marginal cost function. (ii) The range of values of the output $x$ for which AC is increasing.
isc
class12
modelpaper
2008
sec-c
q14
q14-b
asked
Apr 15, 2013
by
sreemathi.v
0
answers
The cost of manufacturing of certain items consists of Rs. 1600 as overheads,Rs. 30 per item as the cost of the material and the labour cost $Rs. \large\frac{x^2}{100}$ for x items produced.How many items must be produced to have a minimum average cost?
isc
class12
modelpaper
2009
sec-c
q14
q14-b
asked
Apr 15, 2013
by
sreemathi.v
0
answers
The average cost function AC for a commodity is given by $AC=x+5+\large\frac{36}{x}$ in terms of output x.Find the :
isc
class12
modelpaper
2010
sec-c
q14
q14-b
asked
Apr 12, 2013
by
sreemathi.v
0
answers
Given that the total cost function for x units of a commodity is : $C(x)=\large \frac{x^3}{3}\normalsize +3x^2-7x+16$
isc
class12
modelpaper
2011
sec-c
q14
q14-b
asked
Apr 11, 2013
by
sreemathi.v
1
answer
If total cost function is given by $C=a+bx+cx^2$,where x is the quantity of output.Show that : $\frac{d}{dx}(AC)=\frac{1}{x}(MC-AC),$where $MC$ is the marginal cost and $AC$ is the average cost.
isc
class12
modelpaper
2012
sec-c
q14
q14-b
asked
Apr 10, 2013
by
sreemathi.v
1
answer
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