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toxicsugar22

  • 5 years ago

hi who can help me

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  1. anonymous
    • 5 years ago
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    with?

  2. toxicsugar22
    • 5 years ago
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    Find the first terms of the product in ascending powers. (1-2x^2-x^4)(4+x^2-2x^4)

  3. toxicsugar22
    • 5 years ago
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    i know u helped me before but i am stuck

  4. toxicsugar22
    • 5 years ago
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    please somone help me

  5. anonymous
    • 5 years ago
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    oh ive already done this for you in detail. i dont understand why you keep reposting this.

  6. toxicsugar22
    • 5 years ago
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    no this is a diffeent one and i am stuck

  7. anonymous
    • 5 years ago
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    (a+b)(c+d) = ac+ad+bc+bd. similarly expand your problem and post what you get

  8. toxicsugar22
    • 5 years ago
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    1-4+x^2+x^4

  9. toxicsugar22
    • 5 years ago
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    is it right

  10. toxicsugar22
    • 5 years ago
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    can u help me

  11. toxicsugar22
    • 5 years ago
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    please

  12. anonymous
    • 5 years ago
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    hold on. stop spamming. let me read what you posted,

  13. anonymous
    • 5 years ago
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    LOL I THOUGHT THE SAMMEEE THING

  14. toxicsugar22
    • 5 years ago
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    what

  15. anonymous
    • 5 years ago
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    no that is wrong, toxic

  16. toxicsugar22
    • 5 years ago
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    ok can u help me further Ill repay you

  17. anonymous
    • 5 years ago
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    repay me with what?

  18. toxicsugar22
    • 5 years ago
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    nm

  19. toxicsugar22
    • 5 years ago
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    can u help me please?

  20. toxicsugar22
    • 5 years ago
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    or can u tell me a wesite that provides free online tutoring

  21. anonymous
    • 5 years ago
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    yes. use khan academy

  22. anonymous
    • 5 years ago
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    do you understand algebra?

  23. toxicsugar22
    • 5 years ago
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    yes

  24. toxicsugar22
    • 5 years ago
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    but not really

  25. anonymous
    • 5 years ago
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    okay. then you understand that (a+b)(c-d) = ac -ad +bc - bd ?

  26. toxicsugar22
    • 5 years ago
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    yes

  27. toxicsugar22
    • 5 years ago
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    well

  28. toxicsugar22
    • 5 years ago
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    well hello

  29. anonymous
    • 5 years ago
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    then do you understand that \[(1-2x ^{2}-x ^{4})(4+x ^{2}-2x ^{4})\] is equal to \[(1 \times 4 +1 \times x ^{2}-1 \times 2x ^{2}) -(2x ^{2} \times4+2x ^{2}\times x ^{2}-2x ^{2}\times 2x ^{4})\] \[-(x ^{4}\times 4 +x ^{4} \times x ^{2}-x ^{4}\times 2x ^{4})\] ?

  30. toxicsugar22
    • 5 years ago
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    yes

  31. toxicsugar22
    • 5 years ago
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    ok

  32. anonymous
    • 5 years ago
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    can you add all the x terms and x^2 terms and so on and post it here?

  33. anonymous
    • 5 years ago
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    i am sorry, the first term in the equation i posted has -1 times 2x^2 in the end, it is supposed to be -1 times 2x^4

  34. toxicsugar22
    • 5 years ago
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    -5+x^2-7x^2

  35. toxicsugar22
    • 5 years ago
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    i guess is it right

  36. anonymous
    • 5 years ago
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    no its not

  37. anonymous
    • 5 years ago
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    where did you get -5 from?

  38. toxicsugar22
    • 5 years ago
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    oops sorry 4

  39. toxicsugar22
    • 5 years ago
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    help me

  40. toxicsugar22
    • 5 years ago
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    please

  41. anonymous
    • 5 years ago
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    yes 4 is the first one.

  42. anonymous
    • 5 years ago
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    -7x^2 is also correct

  43. anonymous
    • 5 years ago
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    your answer is wrong. -5+x^2-7x^2 cannot be the answer. where did you get x^2-7x^2 from? isn't that just -6x^2?

  44. toxicsugar22
    • 5 years ago
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    so what is the answer

  45. toxicsugar22
    • 5 years ago
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    is it 4-7x^2-6x^2

  46. toxicsugar22
    • 5 years ago
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    is it right can u hel p

  47. anonymous
    • 5 years ago
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    why do you have a -6x^2 there? -7x^2 - 6x^2 = -13x^2

  48. anonymous
    • 5 years ago
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    that is not the answer.

  49. anonymous
    • 5 years ago
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    can you just use the expansion I gave you and write out fully what you would get?

  50. anonymous
    • 5 years ago
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    instead of guessing the answer like this?

  51. toxicsugar22
    • 5 years ago
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    ok i got 4-7x^2-6x^23

  52. toxicsugar22
    • 5 years ago
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    is it right if not can u help me

  53. anonymous
    • 5 years ago
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    what do you mean by 6 x^23?

  54. toxicsugar22
    • 5 years ago
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    sorry 6x^2

  55. anonymous
    • 5 years ago
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    I am not gonna help you until you write down and expand the expression I gave you.

  56. anonymous
    • 5 years ago
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    that is the only way you will get the answer. you are just guessing the answer here.

  57. toxicsugar22
    • 5 years ago
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    didnt i do that

  58. anonymous
    • 5 years ago
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    no you did not.

  59. toxicsugar22
    • 5 years ago
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    i dont know what u mean

  60. toxicsugar22
    • 5 years ago
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    can u explain

  61. anonymous
    • 5 years ago
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    is it that hard to multiply 4 times 1?

  62. toxicsugar22
    • 5 years ago
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    4

  63. anonymous
    • 5 years ago
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    right. so scroll up. and do all the multiplications I showed you in my expression and post your answer. then we will figure out the answer together.

  64. anonymous
    • 5 years ago
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    (1×4+1×x^2−1×2x^4) = (4 +x^2 -2x^4) similarly write down the other two separately and post them here

  65. toxicsugar22
    • 5 years ago
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    i am sorry for being diffuct but i dont get what u said

  66. anonymous
    • 5 years ago
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    then you shouldn't take math. Sorry I cannot help you any more.

  67. anonymous
    • 5 years ago
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    take my advice and drop math. its not your strong suit

  68. toxicsugar22
    • 5 years ago
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    ok i got it

  69. toxicsugar22
    • 5 years ago
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    canu just write down the second equation for me i see it but can u do that for me so i can copy and paste

  70. anonymous
    • 5 years ago
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    no.

  71. toxicsugar22
    • 5 years ago
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    ok i got -4x^2+2x^4+8x^2

  72. toxicsugar22
    • 5 years ago
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    is it right

  73. toxicsugar22
    • 5 years ago
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    and can u not be rue

  74. toxicsugar22
    • 5 years ago
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    rude

  75. toxicsugar22
    • 5 years ago
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    is it right

  76. anonymous
    • 5 years ago
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    no it is not. do you know what a^2 times a^2 =?

  77. toxicsugar22
    • 5 years ago
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    a^4

  78. anonymous
    • 5 years ago
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    (2x^2×4+2x^2×x^2−2x^2×2x^4) = ?

  79. anonymous
    • 5 years ago
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    (2x^2×4+2x^2×x^2−2x^2×2x^4) = ( (2x^2×4) + (2x^2×x^2) − (2x^2×2x^4) )

  80. anonymous
    • 5 years ago
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    now multiply the individual products within each brackets and write down the answer

  81. toxicsugar22
    • 5 years ago
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    8x^2+2x^4-4x^6

  82. toxicsugar22
    • 5 years ago
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    is it right

  83. anonymous
    • 5 years ago
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    yes thats right. now do the last one too and post your answer

  84. toxicsugar22
    • 5 years ago
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    -4x^6

  85. toxicsugar22
    • 5 years ago
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    right

  86. anonymous
    • 5 years ago
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    no i meant the third expression in the big expression I gave you

  87. anonymous
    • 5 years ago
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    (x^4×4+x^4×x^2−x^4×2x^4) = ?

  88. toxicsugar22
    • 5 years ago
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    ok i got -2x^8+x^6+4x^4

  89. toxicsugar22
    • 5 years ago
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    is it right

  90. anonymous
    • 5 years ago
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    yes. that is right.

  91. anonymous
    • 5 years ago
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    so now do (4 +x^2 -2x^4) - (8x^2+2x^4-4x^6) - (-2x^8+x^6+4x^4) and post your answer

  92. toxicsugar22
    • 5 years ago
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    ok i got -8x^4-7x^2+4+3x^6-2x^8

  93. toxicsugar22
    • 5 years ago
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    is it right

  94. anonymous
    • 5 years ago
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    yes thats right. now just write this expression in ascending powers.

  95. toxicsugar22
    • 5 years ago
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    ok 4-7x^2-8x^4

  96. toxicsugar22
    • 5 years ago
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    is it right

  97. anonymous
    • 5 years ago
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    those are the first three terms in ascending powers of x

  98. anonymous
    • 5 years ago
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    so yes, that is your answer. bye

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