Thursday

July 24, 2014

July 24, 2014

Number of results: 1,529

**CIS**

power point presentaion Cis 105
*July 31, 2011 by Anonymous*

**complex numbers!**

-2-2i in polar form = 2.8 cis 2.35?? -3+4i polar form = 5 cis 2.2??? 1 - sqaureroot(3i) polar form = 2 cis 1.04?? What is cis? never mind I have the right answers. polar form z = r (cos O + i sin O ) is also written in an abbreviated form z = r cis O cos + sin = cis
*November 3, 2006 by kevin*

**ORGANIC CHEMISTRY**

how will I be able to form the cis,trans and the cis,cis isomers of dibenzalacetone?
*February 25, 2008 by kkk*

**complex numbers**

115 cis 45* 3 solutions = 120* apart Are these correct? 115 cis 45* 115 cis 45 + 120 = 165* 115 cis (45 + 120 + 120) = 285*?? WHat is cis? cos + isin OH LOL!!!Wish I could help!LOL!But...PLease help me!!:(
*November 5, 2006 by kevin*

**complex number ~**

thanks BOB =) *HUGS* 115 cis 45* 3 solutions = 120* apart Are these correct? 115 cis 45* 115 cis 45 + 120 = 165* or is it (-75*) 115 cis (45 + 120 + 120) = 285*?? or (-195*)?? It's really Matthew!I found out what it is but I will help you when you help me plz!!! Exactly right...
*November 5, 2006 by kevin*

**equation complex number**

z^4 + 81 = 0 (solve) change it to polar, then take the root. z^4= 81@180 z= 3@180/4 + n90 where n=0, 1, 2, 3 check: z= 3@180/4 + 3*90=3@315 z^4=81@(4*315)=81@1260= 91@180=-81 you can check it at the other roots also. this is what i did: z^4 = - 81 z (81 cis 180)^1/4 81 ^ 1/4 ...
*November 3, 2006 by kevin*

**CIS 105**

Where can I find a Microsoft excel on multimedia tools aid classroom instruction
*August 10, 2013 by Lashindria*

**Trigonometry**

QUESTIONS IM STUCK ON 6. Change -4√2 - 4√2 to trigonometric form A. 32 cis 135° B. 8 cis 225° C. 8 cis 45° D. 32 cis 45° 7. Simplify (2 cis 100°)7. A. 2 cis 700° B. 128 cis 280° C. 128 cis 340° D. 2 cis 340° 9. Simplify 12(cos52° + i sin52°)/8(cos128°+isin128°) 16...
*December 4, 2012 by Erick*

**Trigonometry**

im stuck on these questions....... 6. Change -4√2 - 4√2 to trigonometric form A. 32 cis 135° B. 8 cis 225° C. 8 cis 45° D. 32 cis 45° 7. Simplify (2 cis 100°)7. A. 2 cis 700° B. 128 cis 280° C. 128 cis 340° D. 2 cis 340° 9. Simplify 12(cos52° + i sin52°)/8(cos128°+...
*December 5, 2012 by Rodrick*

**Calc**

1. The problem statement, all variables and given/known data cos(x) = -2 I was trying to solve that problem ignoring what people say about it not being defined and got a number strangely. I showed step by step so you can tell me what I did wrong as I don't think I did anything...
*July 27, 2010 by Kate*

**CALC**

1. The problem statement, all variables and given/known data cos(x) = -2 I was trying to solve that problem ignoring what people say about it not being defined and got a number strangely. I showed step by step so you can tell me what I did wrong as I don't think I did anything...
*July 27, 2010 by Kate*

**Pre-Calc**

Let cis Θ = cos Θ + i sin Θ. Let z1 = 3 cis 25 and let z2 = 4 cis 115 Find z2^6
*July 25, 2011 by Peter*

**Cis/105**

Besides budgeting - What are some uses for MS Excel we did not cover in class? Can you think of any other way you could use this application? Explain.
*August 11, 2010 by Tonya*

**Math**

Let cis Θ = cos Θ + i sin Θ. Let z1 = 3 cis 25 and let z2 = 4 cis 115 Find z2^6
*July 25, 2011 by Peter*

**CIS 105**

Explore one or more graphics programs available on your computer: Share your experience with the class. What did you like and dislike about the program
*August 2, 2011 by Anonymous*

**Precalc**

(10 cis 200) (2 cis 50) = ? Is it just 20cis(10000)?
*January 20, 2012 by Anon*

**chemistry**

Why are cis and trans isomers not possible for ClCH2CH2Cl? Because it is a single bonded compound and cis-trans isomerism is only possible when fre rotation about a bond is restricted or a double bond or cycle is essential for existence of cis-trans isomers.
*June 29, 2010 by Jetta*

**CellBiology**

Enhancers and promoters are ______. In contrast, the heterodimer "TFIIA and TFIIB" are examples of __________. a. trans-acting elements, cis-acting factors b. cis-acting elements, trans-acting factors c. cis-activating factors, trans-acting elements d. trans-activating factors...
*July 31, 2006 by Josh*

**Biochem**

Enhancers and promoters are ______. In contrast, the heterodimer "TFIIA and TFIIB" are examples of __________. a. trans-acting elements, cis-acting factors b. cis-acting elements, trans-acting factors c. cis-activating factors, trans-acting elements d. trans-activating factors...
*August 1, 2006 by Sarah*

**trigonometry**

2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 + 0.5878i C. 0.3090 + 0.9511i D. –0.8090...
*November 28, 2012 by Erick*

**trigonometry**

2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 + 0.5878i C. 0.3090 + 0.9511i D. –0.8090...
*November 28, 2012 by Erick*

**Trigonometry**

2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 + 0.5878i C. 0.3090 + 0.9511i D. –0.8090...
*December 2, 2012 by Erick*

**Trigonometry**

2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) <---------- B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0.8090 + 0.5878i C. 0.3090 + 0....
*December 3, 2012 by Erick*

**Trigonometry**

Please check if i did right! 2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/2) <---------- B. (–2, π) C. (1, π/2) D. (5, π/2 3. Which of the following is not an approximate solution of x5 – 1 = 0? A. 0.3090 – 0.9511i B. 0....
*December 4, 2012 by Carlos*

**Math**

Find the value of x. The area of a rectangle = 105 The length is 2x+1 Width is x __________________________________ I tried solving it : Arec = l x w 105 = (2x+1)x 105 = 2x^2 + x 0= 2x^2 + x - 105 This is where I get stuck on...
*November 4, 2011 by Lynn*

**chemistry**

What reagents would I have to use to convert a trans alkene into a cis alkene? example: trans-3-heptene to cis-3-heptene My thoughts: I feel as if I would use Br2/CCl4 first to create a dihalide, then possibly 2NaNh2 and finally a lindlar catalyst to end with a cis isomer?
*July 11, 2013 by chelsea*

**Chemistry**

1. How would you sketch the probable products of the reaction of the cis and trans with each reagent other than AgNO3? _____ with en _____ with NH3 ____ with KSCN cis: trans: (NOTE: What are the differences between cis and trans and its formation?) 2. How exactly would you ...
*April 15, 2014 by Hannah*

**Organic Chemistry**

In order for a Diels-Alder reaction to take place the diene must be in what conformation? A. cis B. trans C. s-trans D. anti E. s-cis
*March 6, 2009 by nilee*

**CIS 115**

CIS 115 week 7 exercise: Determine output. I need help with this week's exercise...DeVry CIS 115 week 7...please help! Using the questions on page 2, determine the output for each question. If input data is provided, be sure to use it with the each question.
*February 24, 2013 by dddiii*

**Calculus**

The cost (in dollars) of producing x units of a certain commodity is c(x)=5000+10x+0.05x^2 Find A=100 to x=105 so far i got y-y/x-x= C(105)-C(100)/105-105 i don't understand how it comes out to be 101.25/5 please help me
*October 27, 2007 by THU*

**Organic chem**

Suggest a reason why the trans form of benzalacetophenone if formed in prefernce of the cis form. What does the cis form of this compound look like?
*April 5, 2010 by Alice*

**College Chemistry**

The equilibrium constant for the conversion of cis-stilbene to trans-stilbene is Kc = 24.0 at 200 C. If cis-stilbene is placed in an empty container at an initial concentration of 0.850 mol/L. What is the final concentration of trans-stilbene in the container at equilbrium? A ...
*October 27, 2010 by Elleni*

**Chemistry**

Below is the question I am trying to answer. I think after much debate, I may have it. Does anyone know if I am close to being right? Does cis and trans isomeric compounds display different properties? Why? Cis means on the same side and trans means on the opposite side. Cis ...
*February 10, 2008 by Cynthia*

**Chemistry**

Below is the question I am trying to answer. I think after much debate, I may have it. Does anyone know if I am close to being right? Does cis and trans isomeric compounds display different properties? Why? Cis means on the same side and trans means on the opposite side. Cis ...
*February 10, 2008 by Cindy*

**Basic Math**

Im so confused with these questions: which of the following numbers are composite? 0,1,15,19,23,31,49,55,59,87,91,97,103,105 A. 1,23,31,59,91 B. 15,49,55,87,91,105 c. 0,1,19,23,31,105
*January 22, 2008 by Michelle*

**algebra**

I don;t know how to solve the following equation. 9+6x=-6x+105 I have -6x +6x -105 -105 -96=12x 12 12 x=8
*October 21, 2010 by Josh*

**algebra**

I don;t know how to solve the following equation. 9+6x=-6x+105 I have -6x +6x -105 -105 -96=12x 12 12 x=8
*October 21, 2010 by Josh*

**Physics**

The boom of a crane is 20 m long and is inclined 20ᵒ from the horizontal. A bucket of cement with a mass of 3000 kg is suspended from the upper end of the boom. What is the torque acting on the point where the boom is attached to the crane? A. 5.5 x 105 Nm. B. 3.5 x 105 ...
*November 13, 2012 by Tom*

**CIS 105**

My assignment: • Describe one technological device in 350 to 700 words. Include the following: When did it come (or will it potentially come) into existence? What scientific or technological reasoning explains how this potential has been (or can be) be reached? My problem: I ...
*July 25, 2010 by Paul*

**Chemistry**

differentiate alkenes and alkynes, cis isomers and trans isomers. Describe how cis-trans isomers are used for night vision
*September 10, 2011 by ROCKY*

**Trigonometry**

Stuck :( 1. Simplify (5-√-36)(2+√-1) A. 16 − 7i B. 16 + 7i C. 4 + 7i 2. Choose the point that lies on the curve r = 2 – 3 sin θ. A. (-5, 3π/3) B. (-2, π) C. (1, π/2) 3. Which of the following is not an approximate solution of x5 – 1 = 0? A...
*December 9, 2012 by Rodrick*

**Maths**

Could someone help me with this question Write in polar form : sinx - i cosx I've come up to this point, and it's wrong, can't someone please help? =sin(pie/2-x)-icos(pie/2-x) =cosx-isinx =cis(-x) But the answer is cis(x-pie/2)
*March 4, 2009 by TP*

**General Chem 2**

Given: Al3+(aq) + 3e– --> Al(s); E° = –1.66 V I2(s) + 2e– --> 2I–(aq); E° = 0.54 V What is ∆G° for the following cell reaction? 2AlI3(aq) --> 2Al(s) + 3I2(s) A) 4.2 × 105 J B) –6.5 × 105 J C) –1.3 × 106 J D) 1.3 × 106 J E) –4.2 × 105 J
*May 3, 2014 by Katie*

**cis 105**

Distinguish between computer data represented by the state of a computer’s electrical switches and the meaningful information that is displayed to the user. Write a 200- to 350-word paper that describes the distinctions of data and information and briefly explains the process ...
*January 7, 2010 by Anonymous*

**cis/105**

Distinguish the difference between computer data represented by the state of a computer’s electrical switches and the meaningful information that is displayed to the user. Write a 200- to 350-word paper that describes the distinctions of data and information and briefly ...
*January 12, 2011 by nita*

**CIS 105**

I need help with the following assignment: o Distinguish between computer data represented by the state of a computer’s electrical switches and the meaningful information that is displayed to the user. I have read the course material 3 times already and I cannot understand the...
*July 25, 2010 by Paul*

**convert cis-2-butene and trans-2-butene**

why can't you convert cis-2-butene into trans-2-butene simply by undergoing a rotation? answered the original post. please answer this Question
*January 16, 2007 by Desiree*

**Math**

1 2/5 divided by 21 Which is correct? A. 21/1 x 5/7 = 105/7 =15 or B. 1/21 x 7/5 = 7/105 / 7/7 = 1/15 Neither is correct. The answer is (2/5)/21 = 2/(5*21) = 2/105. Are you sure you copied the problem correctly? 1 2/5 divided by 21 sorry. I missed the "1" out front. The answer...
*February 22, 2007 by Alisha*

**CIS 105**

Describe one technological device in 350 to 700 words. Include the following: When did it come (or will it potentially come) into existence? What scientific or technological reasoning explains how this potential has been (or can be) be reached? Think about the current ...
*September 5, 2010 by Jasmine*

**Cis/105**

Besides budgeting - What are some uses for MS Excel we did not cover in class? Can you think of any other way you could use this application? Explain. How are my assignments i learn. computer comarison,Data versus information,Technology of future, Internet scavenger hunt,...
*August 11, 2010 by Tonya*

**Pre-Calc**

Could someone please check these-I had tried one last night but it was really wrong so I'm been working-hopefully these are correct. What are the roots of the equation and answers have to be simplified 2x^2 + 5x-10 =0 2x^2 + 5x-10+10=0+10 2x^2 + 5x = 10 2x^2 + 5x/2 = 10/2 2x^2...
*September 7, 2011 by Sheila*

**Pre-Calc-Please check my answer-I think its correc**

Could someone please check these-I had tried one last night but it was really wrong so I'm been working-hopefully these are correct. What are the roots of the equation and answers have to be simplified 2x^2 + 5x-10 =0 2x^2 + 5x-10+10=0+10 2x^2 + 5x = 10 2x^2 + 5x/2 = 10/2 2x^2...
*September 7, 2011 by Sheila*

**organic chemistry**

why can't you convert cis-2-butene into trans-2-butene simply by undergoing a rotation/ The cis and trans isomers of 2-butene involve a pi bond as well as a sigma bond. To "rotate" the molecule, the pi bond must be broken (remember this double bond is planar) and that involves...
*January 16, 2007 by Desiree*

**physics**

A locomotive that has a mass of 6.4 x 105 kg is used to pull 2 railway cars. Railway car 1 has a mass of 5.0 x 105 kg, is attached to railway car to that has a mass of 3.6 x 105 kg by a locking mechanism. A railway engineer tests the mechanism and estimates that it can only ...
*October 30, 2013 by Anthony*

**CIS 105**

Most personal computers come equipped with a version of the Windows operating system, whereas Apple personal computers have a different operating system. Other choices are also available, such as UNIX and Linux. Why do you think Windows is so prevalent? What do the other ...
*October 5, 2010 by Jasmine*

**Pre-Calc-Please check my answer-I think I have it**

Could someone please check these-I had tried one last night but it was really wrong so I'm been working-hopefully these are correct. What are the roots of the equation and answers have to be simplified 2x^2 + 5x-10 =0 2x^2 + 5x-10+10=0+10 2x^2 + 5x = 10 2x^2 + 5x/2 = 10/2 2x^2...
*September 7, 2011 by Sheila*

**Pre-Calc-Please check my answer-I think I have it**

Could someone please check these-I had tried one last night but it was really wrong so I'm been working-hopefully these are correct. What are the roots of the equation and answers have to be simplified 2x^2 + 5x-10 =0 2x^2 + 5x-10+10=0+10 2x^2 + 5x = 10 2x^2 + 5x/2 = 10/2 2x^2...
*September 7, 2011 by Sheila*

**CIS 105**

• Write a 350- to 700-word paper in APA format that addresses the following items: Think about how your computer system compares to a state-of-the-art system. Identify the following components of your system: type of central processing unit (CPU) amounts of random access ...
*August 27, 2010 by Jasmine*

**Physics**

If your last electric bill for sept. was $105. If the average price is 6.5 cents per kw, how many kw did your household use in September? 1kw/.065 = x/$105 .065x=105 x=1615.38 kw is this correct? How many Joules is that? I know that 1W =1Joule/second 1kw=1000W so 1615.38kw /...
*October 17, 2007 by Andrea*

**math**

Please check for me: Solve the questions below and identify them as experimental or theoretical. a. A baseball player reaches base 35% of the time. How many times can he expect to reach base in 850 at-bats? Theoretical – P(reaches base) = X/850 X/850 * .35 = 297.50 b. Jenna ...
*July 17, 2013 by cici*

**Math**

Solve the equation using order of operations. -22+105+(-37)+23+22+37+(-105)
*September 19, 2009 by Annia*

**philosopher 105**

do you have any work on week 7 checkpoint phi 105?
*May 5, 2010 by lisa smith*

**chem**

What is the energy of one mole of photons with a wavelength of 375 nm? (h = 6.63 x 10-34 J • s, N = 6.02 x 1023) A. 5.30 x 10-19 J B. 2.39 x 105 J C. 2.66 x 10-18 J D. 5.30 x 105 J E. 1.60 x 106 J
*November 18, 2008 by trevor*

**Physics **

What is the frequency of the electromagnetic radiation from outer space that reaches the earth with a wavelength of 1 x 105 m, and a velocity of 1 x 105 m/s?
*February 9, 2012 by Hannah*

**CIS 105**

As you have discovered, there are a variety of computers available, from the smallest computer in a domestic device to the supercomputers used in industry. Despite the different uses of computers, they all have basics elements in common—each computer system involves hardware, ...
*June 12, 2010 by Sunny*

**Math-- Please Check**

1 2/5 divided by 21 Which example is correct 7/5 * 1/21 = 7/105 = 1/15 or is it? 5/7 * 21/1 = 105/7 =15 You asked this question yesterday. The answer is still the same.
*February 23, 2007 by Bobby*

**Trig**

Using a double angle formula how would you find the exact value of this expression? Cos²105° - sin²105°
*April 19, 2009 by Brian*

**Chemistry**

Consider the isomerization equlibria of an alkene (C4H8) that co-exists as three isomers. (These 3 are in an equlibrium triangle) Reaction 1: cis-2-butene ⇔ trans-2-butene Reaction 2: cis-2-butene ⇔ 2-methylpropene Reaction 3: trans-2-butene ⇔ 2-methylpropene...
*March 3, 2013 by Gleb*

**physics**

A 747 jetliner lands and begins to slow to a stop as it moves along the runway. The mass is 2.8 105 kg, its speed is 28.5 m/s, and the net braking force is 4.15 105 N.
*September 18, 2011 by Anonymous*

**physics**

A 747 jetliner lands and begins to slow to a stop as it moves along the runway. The mass is 3.8 105 kg, its speed is 25.9 m/s, and the net braking force is 4.27 105 N.
*October 15, 2011 by helpplease*

**Chemistry**

What happens when magnesium is added to Maleic and Fumaric acid? What gas is released from this reaction? I was also wondering if their are any differences between how each acid reacts with the magnesium because one is cis and the other trans. What happens when sodium ...
*October 3, 2010 by Sean*

**Math**

Jerry earned $18,500 one year and then recieved a 10.5% raise. What is his new yearly salary? would this be the correct way to set this up and the correct answer? $18500*10.5=$20442.50 You got the correct answer, but didn't type the correct equation. Which tells me you did it ...
*May 27, 2007 by Stephanie*

**MATH**

Find the volumes of the solids generated by revolving the region in the first quadrant bounded by the following about the given axes. x = y - y3, x = 1, y = 1 (b) Revolved about the y-axis ? Hi Shawn, 97/105 * pi ? :) We need to cut away the volume of the region you get by ...
*February 9, 2007 by Shawn*

**math 115**

1. divide26/634=24r10 is this correct? 2. subtract. 104.567-78.658= 25.909 is this correct? 3.identify the rate, base and amount in the following statement. 30% of 350 =105 350x.3=105 rate=30% base=350 amount=105. is this correct? 4. what is 60% of 250? =150. is this correct? ...
*September 6, 2009 by Lea*

**chemistry**

Which if the following statements concerning complex ion Co(en)2Cl2+ is true? en=NH2CH2CHNH2 A)the geometric isomers of the complex ion have identical chemical properties B) the complex ion exhibits cis an dtrans geometric isomers but no optical isomers C)the complex ion ...
*April 21, 2007 by gina*

**physics**

An electron has an initial speed of 2.95 × 105 m/s.If it undergoes an acceleration of 2.7 × 1014 m/s^2, how long will it take to reach a speed of 5.94 × 105 m/s?
*May 20, 2014 by linda*

**physics**

Complete the following. (a) 1.57 105 km/h2 = km/h·s (b) 1.57 105 km/h2 = m/s2 (c) 37 mi/h = ft/s (d) 37 mi/h = m/s I dont understand how to convert these i have tried to convert them and i got them all wrong please help! Thanks
*September 12, 2010 by MeganErin*

**physics**

An electron of mass 9.11 10-31 kg has an initial speed of 2.85 105 m/s. It travels in a straight line, and its speed increases to 6.93 105 m/s in a distance of 5.50 cm. Assume its acceleration is constant.
*September 17, 2012 by morgan*

**chemistry**

You are traveling in a country that uses the metric system. Your child is sick and a nurse determines her temperature to be 40.8 ºC. What is this temperature in ºF? (1.8*40.8)+32=105.44 105 (answer with correct # of sig figs)
*February 1, 2012 by kr*

**Physics**

A jogger's internal energy changes because he performs 6.80 105 J of work and gives off 4.9 105 J of heat. However, to cause the same change in his internal energy while walking, he must do 8.10 105 J of work. Determine the magnitude of the heat given off while walking. J
*April 18, 2008 by Johnson*

**physics**

In a running event, a sprinter does 5.5 105 J of work and her internal energy decreases by 8.8 105 J. Determine the heat transferred between her body and surroundings during this event. ________ J
*November 29, 2012 by amela*

**chemistry**

An electron traveling at 4.3×105 m/s has an uncertainty in its velocity of 1.92×105 m/s. What is the uncertainty in its position?
*March 30, 2012 by missy*

**european history**

hi. I was wondering if this is a good concrete detail. After the fall of the Soviet Union, the leaders of 11 of the 15 constituent republics of the Soviet Union met in Alma-Ata, Kazakhstan, and signed the Charter of the Commonwealth of Independent States, thus de facto ...
*April 27, 2007 by Anonymous*

**PHysics**

Consider a space habitat that consists of a rotating cylinder. If the variation in g between one's head and feet is to be less than 1/105 g, then compared to one's height, h, what should be the minimum radius of the space habitat? (in terms of h) The centripetal acceleration ...
*November 20, 2006 by Stephen*

**cis 113**

num values[4]=0,0,0,0,?
*February 25, 2011 by joy*

**math**

Use the appropriate sum/difference formula to find the exact value of cos(105°). do we choose one, then make 1 side equal cos of 105°? I dont understand the question.
*April 15, 2012 by Anonymous*

**PHYSICS DUE SOON**

In a running event, a sprinter does 5.5 105 J of work and her internal energy decreases by 8.8 105 J. (a) Determine the heat transferred between her body and surroundings during this event. _____J
*November 29, 2012 by Ame*

**Physics Can you please get me started**

In a running event, a sprinter does 5.5 105 J of work and her internal energy decreases by 8.8 105 J. Determine the heat transferred between her body and surroundings during this event. ________ J
*November 29, 2012 by amela*

**physics**

A 747 jetliner lands and begins to slow to a stop as it moves along the runway. The mass is 3.1 105 kg, its speed is 25.5 m/s, and the net braking force is 4.24 105 N.(a) What is its speed 7.45 s later?How far has it traveled in this time?
*October 3, 2011 by john*

**precalculus**

write each expression as the sine, cosine or tangent of a double angle. then find the exact value of the expression. a. 2sin 22.5 cos 22.5 b. cos^2 105- sin^2 105
*July 6, 2012 by ama*

**CIS**

What type of situation is appropriate to use a RAM and why? Thanks for the help.
*July 13, 2008 by G*

**Chemistry**

What is the balanced equation for the preparation of cis-1,2-cyclohexanediol???
*November 5, 2008 by Andrew*

**chemistry**

how many 18 carbon cis-monunsaturated fatty acids are there?
*March 7, 2009 by Anonymous*

**science**

Draw the structure for cis-2,3-dibromo-2-hexene.
*April 28, 2010 by ima*

**Chemistry **

Is thalidomide a cis isomer or a trans isomers? Thanks
*January 31, 2011 by Ann*

**Chemistry**

Is thalidomide a cis isomer or a trans isomers? Thanks
*January 31, 2011 by Ann*

**Chemistry**

Is thalidomide a cis isomer or a trans isomers? Thanks
*January 31, 2011 by Ann*

**Precalculus**

Write the three cube roots of 8 cis (-30°).
*January 20, 2012 by Anon*

**chemistry**

What are the differences between cis- and trans-isomers?
*June 7, 2014 by slomomo*

**math **

ben and glen are practicing short golf shots. they are aiming for a flag that is 110 yards away? they consider any shot between 105 and 115 yards to be accurate. here are their results in yards. ben: 110,130,88,105,108,110,118,100,120,103.and Glen: 95,105,108,110,106,110,108,...
*January 6, 2012 by theresa*

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