ALGEBRA

posted by .

Perform the indicated operations and write the answer in the form a + bi, where a and b are real numbers.

Problem #1 (3+2i)squared

Problem #2 icubed-isquared

  • ALGEBRA -

    #1 Multip[ly out (3 + 2i)^2 and use the fact that i^2 = -1.

    #2 i^2 = -1, and i^3 = -i
    Add the two terms for the answer

  • ALGEBRA -

    I need this in a final answer form please :)

  • ALGEBRA -

    Then go somewhere else. We are here to help you learn, not do your work for you.

  • ALGEBRA -

    Wow drwls....that was pretty rude and entirely unnecessary!!

  • ALGEBRA -

    Actually Dawn, I agree with him. You are looking for answers, not help. See my post on the other.
    http://www.jiskha.com/display.cgi?id=1265727367

  • ALGEBRA -

    i did the work on them...they werent right...i just want to know if im right after i try to solve the problem...thanks

  • ALGEBRA -

    Show us your steps in the future and we'll gladly tell you where you went wrong, if the problem happens again.

  • ALGEBRA -

    I did in the math post I did right after this one....perhaps u can see if I still did it wrong? Thanks.....

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math- please help!

    Please help with these 5 problems! I have the solutions but I don't understand how to get them! 1. Perform the indicated operations and simplify: [(2/x)-1]/(x^2 -4) 2. Subtract and simplify: [12/(x^2 -4)] - [(3-x)/(x^2 + 2x)] 3. Perform …
  2. algebra

    I didn't help with my last math problem: Perform the indicated operations. 14x-7/x^2+3x-4 * x^2+6x+8/2x^2+5x-3 / x^2+2x/x^2+2x-3 I appreciate the help.
  3. Algebra

    do the indicated operations and write with only positive exponents and assume all variables are nonzero real numbers x^-5 y^7/x^-2 y^5 y^2/x^3 x^3=0
  4. Calculus

    Perform the indicated operations and simplify the result. Leave your answer in factored form. 4+(4/x)/4-(4/x) Give the answer in the form Ax+B/Cx+D is the answer x+4/x-4
  5. Math

    I need help with this problem. In decimal form, write the ratio of the first 8 consecutive square numbers. 1 squared:2 squared, 2 squared:3squared, 3 squared:4 squared
  6. Algebra

    Perform the indicated operations an write the result in standard form. (9+5i)(6-4i)
  7. math

    Perform the indicated operations and write the answer in the form a + bi, where a and b are real numbers. Problem #1 (3+2i)^2 Problem #2 i^3 - i^2
  8. algebra

    how do you do this problem? perform indicated operation write answer as a fraction, simplify. 1/11+ 5/6
  9. Math 141

    I am having trouble with this problem. perform the indicated operations and simpily the result as much as possible a) (3x - 2) (x^2 + 2x - 4 ) the answer i got so far is 3x^3 + 4x^2 -16x + 8. Am i done or i have to conitnue to simplify?
  10. algebra 2

    PERFORM THE INDICATED OPERATIONS AND WRITE IN STANDARD FORM 27+(sq root-9)/3

More Similar Questions