Tuesday

December 6, 2016
Total # Posts: 17

**Math**

Jessica bought an antique candle holder for $300. The antique appreciates in value by 5.5% per year. When will the value of the candle holder by $3000? Round the answer to the nearest tenth.

*July 23, 2016*

**Math**

The amount of active ingredient of medicine ingested by the body, A in milligrams, is a function of time, t, in hours, given by A(t)=5/8(12t-t^2). a)Determine the average rate of change of the amount of medicine ingested during each of the intervals below and compare the two ...

*July 23, 2016*

**Math**

Lol sorry but that's what I got 4.51 I just wasn't sure how to get the second value

*July 22, 2016*

**Math**

For a certain day,the depth of water,h, in metres in PEI, in hours is given by the formula:h(t) = 7.8 + sin3.5 (pi/6(t-3)), t E [0,24], assume t=0 represents midnight. Provide an algebraic solution to determine the time(s) of day, the water reaches the depth of 10.29 m( give ...

*July 22, 2016*

**Math**

sorry it tan(theta) infront

*July 21, 2016*

**Math**

also how do i state all the possible values for angle theta, given that (theta)=-3/8and 0<theta<3pi

*July 21, 2016*

**Math**

cosine

*July 21, 2016*

**Math**

When at rest an average adult breathes in and out every 4s. the average minimum amount of air the lungs is 0.08L and the average maximum amount of air in the lungs is 0.82L. Assume the lungs have a minimum amount of air at t=0 where t is time in seconds. a) write a function to...

*July 21, 2016*

**Math Help Please!!!**

-10x+y=4 =-10(-2)+y=4 =20+y=4 =y=4-20=-16

*March 19, 2015*

**math**

What is 3 fracture each fourth...5 fracture each half...3 fracture each third?

*April 3, 2013*

**Physics**

dont know

*January 21, 2013*

**Physics**

A 400 kg baby grand piano is raised to the roof of a 100 m building. If the cable breaks as it reaches this height, what will its velocity be the instant prior to impact? Use energy considerations and verify using kinematics.

*December 8, 2012*

**Calculus**

Nevermind, I see what you did. Thank you!

*November 16, 2012*

**Calculus**

Thanks, but how do you find the instantaneous velocity from that? I know that acceleration is the derivative from the equation of Instantaneous velocity.. but I don't know how to get the equation for it.

*November 16, 2012*

**Calculus **

A recording camera is located 2500 feet from the launch pad for recording a rocket launch. As the rocket lifts off, the angle of elevation of the camera increases 4 degrees per second while recording the launch. Find the instantaneous velocity and acceleration of the rocket at...

*November 16, 2012*

**physics**

A person looking out the window of a stationary train notices that raindrops are falling vertically down at a speed of 4.15 m/s relative to the ground. When the train moves at a constant velocity, the raindrops make an angle of 25° when they move past the window, as the ...

*September 19, 2010*

**Chemistry**

Why use Methyl tert-butyl ether in the organic chemistry lab when separating compounds? separating WHAT compounds and how? as a solvent? It has a low boiling point and isn't very reactive, generally, but there may be other specific reasons depending upon the compounds ...

*November 21, 2006*

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