Monday
May 2, 2016

# Posts by Keya

Total # Posts: 38

Algebra
What do they call bowling in hawaii?
December 15, 2015

maths (trigonometry)
The angle of elevation and angle of depression of the top and base of a mobile tower from a mobile handset are 60 degree and 30 degree respectively. If the distances of the top and the base of the tower from the mobile handset are 15m and 8m respectively, find the height of ...
December 11, 2015

maths
The angle of elevation and angle of depression of the top and base of a mobile tower from a mobile handset are 60 degree and 30 degree respectively. If the distances of the top and the base of the tower from the mobile handset are 15m and 8m respectively, find the height of ...
December 11, 2015

College Physics
A 1670 kg car rolling on a horizontal surface has a speed of 80 km/hr when it strikes a horizontal coiled spring and is brought to rest in a distance of 6.5 m. What is the spring constant (in N/m) of the spring? (Ignore nonconservative forces such as friction.) Now I've ...
October 20, 2015

physics
A motorcycle traveling 95.0 km/hr approaches a car traveling in the same direction at 85.0 km/hr. When the motorcycle is 55.0 m behind the car, the rider accelerates and passes the car 18.0 s later. What is the acceleration of the motorcycle (in meters/second^2)?
September 5, 2015

Physics
Two trains approach each other on parallel tracks. Each has a speed of 20.0 km/hr with respect to the earth. If they are initially 18.0 km apart, how long (in seconds) will it be before they pass each other?
September 5, 2015

math
which equation is related to the given equation x+13=57
November 11, 2014

math
solve the following system of the equations using matrices 10x-5y=4 7x+y=10
August 11, 2014

Math
evalate determinant |-4 -6| |6 8|
August 11, 2014

math
solve using any appropriate method 10x+y=278 10y+x=107
August 10, 2014

math
solve using any appropriate method 0.05x+0.25y=99 0.15x+0.05y=108
August 10, 2014

Math
solving using the elimination method 2r-7s=-6 7r_2s=32
August 10, 2014

co-ordinate geometry
The joining straight line of the points(3,4)and (2,-1) is perpendicular on the points (k,o) and (2,3k) then find out the value of k.
August 9, 2014

Math
1/4(8y+4)-18<-1/2(4y-6) Solve
August 6, 2014

Math
solve the following system of equations using matrices 4x-2y=7 7x+y=13
July 29, 2014

math
a rectangle's width is one-fifth its length, its perimeter is 60m. find the dimensions of the rectangle
June 26, 2014

math
anyone did i get this right
June 26, 2014

math
simplify and write scientific notion for the answer. Use the correct number of significant numbers. (2.74*10^5)(2.2*10^-13) The answer that i got was 6.03 * 10^-19
June 26, 2014

Math
Jack is 19 years older than Tom. Together their ages 161 years . What are their ages
June 26, 2014

math
find the product and write in lowest term. -3/7(14/15)
June 26, 2014

Math
a rectangle's width is one-seventh its length, its perimeter is 160m. find the dimensions of the rectangle.
June 26, 2014

economics
An increase in an economy's resource pool will: 1)shift the short-run aggregate supply curve inward. 2)cause a movement along the long-run aggregate supply curve. 3)will shift both the long-run and short-run aggregate supply curves outward. 4)will shift the long-run ...
July 21, 2012

Calculus
INT 1/sqrt e (the constant) dy from 1 to infinity. Determine if it is convergent or divergent
April 15, 2012

Calculus
sorry if i was not clear. it is INT 1/sqrt e (the constant) dy from 1 to infinity. Determine if it is convergent or divergent
April 15, 2012

Calculus
Determine if convergent or divergent: Integral 1 to infinity of e to the power of (-1/2).
April 15, 2012

6th G-Math
C - If the men-to-women ratio is 1:1, then you know that the theatre has the same number of men and women. Women are exactly half the people in the theatre; therefore the women-to-total ratio is .50.
April 15, 2012

Earth/Space Science
The Earth would not have seasons.
April 15, 2012

Chemistry
Calculate how many moles of sodium hydrogen carbonate are needed to produce 59 grams of H2O.
February 11, 2012

Chemistry
Calculate how many moles of sodium hydrogen carbonate are needed to produce 59 grams of H2O.
February 11, 2012

math
at 12 noon ship A is 65 km due north of a second ship B. Ship A sails south at a rate of 14km/hr, and ship B sails west at a rate of 16km/hr. How fast are the two ships approaching each other 1.5 hours later at 1:30pm?
February 6, 2012

Calculus
at 12 noon ship A is 65 km due north of a second ship B. Ship A sails south at a rate of 14km/hr, and ship B sails west at a rate of 16km/hr. How fast are the two ships approaching each other 1.5 hours later at 1:30pm? Thank You!
February 6, 2012

Calculus
For what values of x is the graph of the function f(x)= x^2e^x concave down. Give your awnser using exact values
January 12, 2012

Biology
Describe how the location of each part of the cellular respiration is diffrent in bacteria and in more complex cells?
November 28, 2011

Calculus
If the normal to f(x)= (3x/(1+x)) at (2,2) cuts the axes at B and C, determine the legnth of BC.
November 3, 2011

math
A Standard sheet of typewriter paper is 8 1/2 in. by 11 in.. Don types on a 7 in by 9 in. area of the paper. What is the area of the margins?
May 24, 2011

math
The volume of a ball is 36 pi cm^3. Find the dimensions of a rectangular box that is large enough to hold the ball.
May 24, 2011

chemistry
what is the solubility of sodium nitrate at 44 degrees Celcius
April 12, 2010

com140
Suggest two tips for creating academic documents not mentioned in the resources. Which guidelines are most important for formatting? Which guidelines are less important to a business document but more important to an academic paper?
October 15, 2009

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