Questions on Algebra: Complex Numbers answered by real tutors!

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Algebra: Complex Numbers

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Question 223604: Need sleep! please help Thank you in advance
Supposed to write quotient in standard form
It reads 1(one) over 3 minus i

1/3-i
Click here to see answer by jsmallt9(590)

Question 223593: Professor says this one is easy but I don't see it? Please help me
1/n + 1/n+1= -1/n(n+1)

I know that the LCD=n(n+1) and n can not equal zero. That is as far as I can get.
Click here to see answer by ankor@dixie-net.com(6691)

Question 224272: How do you find linear factors of complex numbers? i.e. P(z) = z^4 - 1
Click here to see answer by Alan3354(6059)

Question 224429: please help me solve for horizontal asymptotes this equation
f(x)=7X^3+1/X+5

Click here to see answer by stanbon(26259)

Question 223529: Oh boy! I just don't get it.
1/n+ 1/(n+1)= -1/n(n+1)
Click here to see answer by Alan3354(6059)

Question 224779: Why every real number is a complex number?
Click here to see answer by drj(1380)

Question 225467: How do you factor 5x^2-13x+6
Click here to see answer by Alan3354(6059)

Question 225825: 8x+5=3x+35
Click here to see answer by drj(1380)

Question 225988: 3+2i divided by 2+5i
Click here to see answer by Alan3354(6059)

Question 226456: Use DeMoivre's Theorem to find the indicated power of the complex number: [1/2(cos pi/10 + i sin pi/10)]to the fifth power
Click here to see answer by user_dude2008(715)

Question 226461: Find the polar form of the following expression: 3 sq root 2 - 3 sq root 2i?

Click here to see answer by user_dude2008(715)

Question 226459: Find the value of the following complex number: i to the fifth power?

Click here to see answer by user_dude2008(715)

Question 226457: Choose the polar coordinates for the rectangular coordinates: (-1, -sq root 3)?

Click here to see answer by user_dude2008(715)

Question 226462: Find the power of the following complex number z=(sq root 2 - i) to the fourth power
Click here to see answer by Alan3354(6059)

Question 226508: Determine the amplitude, period, and phase shift of the function, y=1/2 sin(x+pi)
Click here to see answer by user_dude2008(715)

Question 226550: How do you find i^30?

Click here to see answer by Alan3354(6059)

Question 224456: what is the absolute value of each complex number {-10+7}
Click here to see answer by lili2o(4)

Question 227629: find 22 divided by 1/2

Click here to see answer by aphighschool(2)

Question 227629: find 22 divided by 1/2

Click here to see answer by nishathr(1)

Question 227691: (3sqrt(3))/2 + (3)/(2)i
Use De Moivre's Theorem to find the square of this complex number. Express the result in standard form.

Thanks in advance.
Click here to see answer by stanbon(26259)

Question 227897: HOW DO YOU SIMPLIFY (9-41)^2. I DONT UNDERSATAND THE PROCESS.
Click here to see answer by rfer(2688)

Question 228727: find the quotient 3(cos 5pi/12 + i sin 5pi/12) divided by 6(cos pi/12 + i sin pi/12).express the quotient in rectangular form
Click here to see answer by jim_thompson5910(13787)

Question 228971: 343x^3=729
what does x equal
Click here to see answer by checkley77(7035)

Question 228971: 343x^3=729
what does x equal
Click here to see answer by jsmallt9(590)

Question 229065: x²= -28
Click here to see answer by chibisan(120)

Question 229103: Express in a+bi form
3-6i/-4i
Click here to see answer by ankor@dixie-net.com(6691)

Question 229103: Express in a+bi form
3-6i/-4i
Click here to see answer by stanbon(26259)

Question 229357: May you please help me solve this problem?

Simplify.
Radical -252/4
Click here to see answer by checkley77(7035)

Question 229357: May you please help me solve this problem?

Simplify.
Radical -252/4
Click here to see answer by Prissy (1)

Question 229419: May you please solve this problem?
(5+radical -8)+(-13+4radical-2)
Click here to see answer by checkley77(7035)

Question 229591: i^51
Click here to see answer by stanbon(26259)

Question 229592: (3-2i)+(7-4i)
Click here to see answer by stanbon(26259)

Question 229620: write the complex number in standard form:
-4i^2+2i
Click here to see answer by Alan3354(6059)

Question 229691: write MN(line above) as a sum of unit vectors for M(-1,3,-2)and N(-7,5,1)
Click here to see answer by Edwin McCravy(2920)

Question 229868: i need the ansures to or some one to explain alebra 2 to me i really suck at it can somone help me
Click here to see answer by ly12603(33)

Question 229855: (6-4i)-(3-5i)
please show the work
Click here to see answer by ankor@dixie-net.com(6691)

Question 229997: (3-2i)(2+4i)
please show work
Click here to see answer by Alan3354(6059)

Question 230168: i^37
plese explain how to get the answer thank you
Click here to see answer by Alan3354(6059)

Question 230169: (6-sqrt(-9)-(-3-sqrt(-25)
sqrt is for the square root sign. How do you solve this equation please explain and show work
Click here to see answer by Alan3354(6059)

Question 230171: (4-7i)(4+7i)
please solve and show work thank you
Click here to see answer by Alan3354(6059)

Question 230237: Find a complex number a+bi such that radical i is equal to a+bi.
Click here to see answer by solver91311(5072)

Question 230801: What complex number (a+bi) lets radical i equal to a+bi.
Click here to see answer by stanbon(26259)

Question 230802: Mr. smith invested $24,000, part at 6% and the rest at 10%. if the interest earned was $2,000, find the amount invested at each rate.
Click here to see answer by checkley77(7035)

Question 230805: find a complex number such that radical i = a+bi.
Click here to see answer by Alan3354(6059)

Question 230827: simplify this :
1) (2y-5)(3y2-y+2)

Click here to see answer by Alan3354(6059)

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