Saturday

January 21, 2017
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 answer 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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