Friday

March 27, 2015

March 27, 2015

Total # Posts: 48

**College Alegbra**

A rectangular room has an area of 400 sq. ft. The length is 7 ft less than twice the width. Find the dimensions of the room.
*February 4, 2015*

**Algebra**

A total of $7000 is invested in three accounts. Some was invested at 6%, some at 8%, and the rest at 9%. find the amount invested at each rate if the total interest for one year was $555 and the amount invested at 8% was three times the amount invested at 9%. (assume simple ...
*December 4, 2014*

**geography**

. Choose Europe, North Africa or Southwest Asia as the best region to contain Egypt. Write a paragraph explaining your choice. Remember to explain how formal, functional, and perceptual regions influenced your choice. Give specific details to support your explanation. (10 points
*November 16, 2014*

**economics**

I have the wuestions on an attachment
*November 3, 2014*

**calculus**

Use diferenciales para estimar la cantidad de estaño en una lata cerrada de este metal con diámetro de 8 cm y altura de 12 cm, si el estaño tiene 0.004 cm de grosor.
*October 13, 2014*

**math**

The function y_p(t) =ln(4 + 2 t), t > -4/2, is a particular solution to the differential equation y''+8y=g(t). Find g(t).
*October 13, 2014*

**calculus**

Find the dimensions of the rectangular box having the largest volume and surface area 60 square units
*October 12, 2014*

**Algebra**

You are planing to put a title border along a 175-inch-wide wall in your kitchen. You want to use only whole titles. List all the possible whole number title widths of 8 inches or less, what size title could you use? 8 inch or 4 inch
*September 23, 2014*

**math**

Consider the region bounded by the curves y=5 and y=5 and y = x +4/x. set up the integral that would be used to determine the volume if the region was revolved about x = -1
*May 6, 2013*

**calculus**

Set up the integral that would be used to find the volume of the solid obtained by rotating the region bounded by y=x^3 , y=8, and x=0 about the x=-4. use disk/washer method.
*May 6, 2013*

**calculus**

a road that runs perpendicular to a highway leads to a farmhouse located one mile off the highway an automobile travels down the highway past the road leading to the farmhouse at a speed of 60 mph how fast is the distance between the farmhouse an automobile increasing when the...
*March 1, 2013*

**physics**

As shown in the figure below, a 2.25-kg block is released from rest on a ramp of height h. When the block is released, it slides without friction to the bottom of the ramp, and then continues across a surface that is frictionless except for a rough patch of width 15.0 cm that ...
*November 30, 2012*

**physics**

Block A (mass 40 kg) and block B (mass 80 kg) are connected by a string of negligible mass as shown in the figure. The pulley is frictionless and has a negligible mass. If the coefficient of kinetic friction between block A and the incline is μk = 0.27 and the blocks are ...
*November 30, 2012*

**Physics**

Consider two vectors F~ 1 with magnitude 44 N inclined at 163 ◦ and F~ 2 with magnitude 72 N inclined at 236 ◦ , measured from the positive x axis with counterclockwise positive. What is the magnitude of the resultant vector F~ 1 + F~ 2 ? Draw the vectors to scale ...
*October 15, 2012*

**Physics**

A swimmer can swim in still water at a speed of 9.31 m/s. He intends to swim directly across a river that has a downstream current of 4.35 m/s. a) How many degrees from straight across the river should he head? Let upstream be a positive angle. Answer in units of degrees b) ...
*October 11, 2012*

**Physics**

Consider the position of a ball thrown down with an initial speed of 17 m/s.What will be its position after 2.6 s? Let the initial position be 0. The acceleration of gravity is 9.8 m/s 2 . Answer in units of m
*October 1, 2012*

**Physics**

Consider the position of a ball thrown down with an initial speed of 17 m/s.What will be its position after 2.6 s? Let the initial position be 0. The acceleration of gravity is 9.8 m/s 2 . Answer in units of m
*October 1, 2012*

**Physics**

An object is released from rest on a planet that has no atmosphere. The object falls freely for 2.73 m in the ﬁrst second. What is the magnitude of the acceleration due to gravity on the planet?
*October 1, 2012*

**Physics**

24.4+16? If it's the change of velocity, wouldn't it be 24.4-16?
*September 27, 2012*

**Physics**

A tennis ball with a velocity of 24.4 m/s is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 16 m/s. If the ball is in contact with the wall for 0.013 s, what is the average acceleration of the ball while ...
*September 27, 2012*

**math**

4/x = 60
*September 5, 2012*

**math**

Solve the equation for x 30x+10x-40=16x+8
*September 4, 2012*

**algebra 1**

-6 = -( x- 5) -3 ( 5+ 2x) -4 (2x -4) solve for x
*May 14, 2012*

**fractions**

ordering fractions least to greatest 3/7 1/9 2/3
*February 16, 2012*

**Algebra**

I have19 coins that are worth a total of $1.10.If they consist only of dimes and nickels, then how many nickels do I have?
*November 28, 2011*

**math**

how do you simplify 112-49 divided by (7+7)times 8-2 squared
*October 19, 2011*

**Help Math**

-6 = -( x- 5) -3 ( 5+ 2x) -4 (2x -4) solve for x
*October 19, 2011*

**chemistry**

None of these responses help
*June 14, 2011*

**AYUDA**

a bungee jumper whit mass 65. kg jumps from a high bridge. after reaching his lowest point. he oscillates ud a down, hitting a low point eight more times in 38.0 s. he finally comes to rest 25.0 m below the level of the bridge. calculate the spring stiffness constant and the ...
*June 10, 2011*

**CHEM**

try going on you tube and search for "manometer bulb"... it helped a bit
*March 21, 2011*

**CHEM**

im not sure.. but im also trying to figure this out
*March 21, 2011*

**chemistry**

the answer is yes
*February 13, 2011*

**math**

How do you turn45/72 into a decimal?
*January 31, 2011*

**Drug Information Sources**

these answers are WRONG 7,8,10,12,14,15,18,19 & 20
*December 22, 2010*

**4th grade math input output tables**

a b 15 3 20 4 25 5 30 6
*October 25, 2010*

**Geometry**

What does it take to win a tug of war?
*August 30, 2010*

**Math**

Can you explain how to solve this problem step by step? -4t + 16 = 24
*November 9, 2009*

**social studies**

how does the presence of top carnivores indicate that an ecosystem is healthy
*January 20, 2009*

**math**

show me how to convert a decimal into a fraction in simplest form
*May 21, 2008*

**socials**

please help..i need more information and i don't know where to look
*October 15, 2007*

**socials**

what makes an oasis an oasis?
*October 15, 2007*

**social**

what make an oasis an oasis?
*October 15, 2007*

**social**

what is an oasis
*October 15, 2007*

**Science**

used to measure fluids..( first word) (AADEGRTU)
*September 10, 2007*

**science**

what are the characteristics of a chemical change? New substances are formed. This is often accompanied by heat, light, change in appearance (though physical changes also can change in appearance)or color.
*September 25, 2006*

**science**

what are the characteristics of a physical change? The substance may change state but it does not change composition.
*September 25, 2006*

**science**

how many atoms their is in a apple? I assume you mean "there." It depends upon the size of the apple. And its compositon. l
*September 25, 2006*

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