A community for students.

Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

anonymous

  • one year ago

Evaluate a^2 + b for a = 1/2 and b = -1/2. -1/2 -1/4 0 1/2

  • This Question is Closed
  1. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    @muscrat123

  2. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    hang on- rr break

  3. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    okay

  4. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    okay

  5. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i got a or b

  6. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    y do u say that?

  7. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    say what?

  8. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    a or b

  9. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    because google calculator doesnt have a fraction option so i did it in decimal and got -0.25

  10. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    lol. dont use calculators yet

  11. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    haha oh

  12. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    |dw:1436487068293:dw|

  13. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    .5 ^2 = ?

  14. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    25

  15. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    nope

  16. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    0.25

  17. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yes

  18. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    oh okay

  19. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    then do ...25 + (-....5)

  20. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    20?

  21. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    no for 2 reasons not in decimal form and wrong answer and also not correct sign

  22. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    oh

  23. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    fix?

  24. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    OK would it just b easier if i gave u the answer or do u want me to explain

  25. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    please explain

  26. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    ok. im perfectly fine w that. i ask bc most of the time when i explain, the person doesnt care and they rnt paying attn

  27. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    well i no i need to learn this stuff to graduate so i try and understand

  28. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    *do

  29. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    i understand fully. what is the next ?

  30. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i dont understand the little number thing

  31. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    ?

  32. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    little #?

  33. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    \[x^{2}\]

  34. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    exponents?

  35. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    that 2 for example i dont no what to do with those

  36. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    yea i that

  37. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    when there is a # raised like that, it means to multiply the base the amount of times the exponent says|dw:1436488082351:dw|

  38. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    lets practice

  39. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    |dw:1436488171999:dw|

  40. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    okay would that be 4 times 2 or 4 times 4 thats what confuses me

  41. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    \[4^{2}=what?\]

  42. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    if u multiply the base times itself the exponents many times, what do u think

  43. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    16?

  44. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    |dw:1436488302990:dw|

  45. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    so yes

  46. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    lets try 2 more

  47. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    okay

  48. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    |dw:1436488352735:dw|

  49. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    \[8^{4}=what? \]

  50. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    top one is 4096 other is 216

  51. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    correct!! now lets try an example of adding, subtracting, multiplying and dividing with exponents

  52. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    okay

  53. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    we probably wont get to x and / tho

  54. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    |dw:1436488597206:dw|

  55. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    844279

  56. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    did u use a calculator?

  57. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    b honest

  58. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    yes

  59. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i cant mutiply right of the top of my head

  60. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    no words

  61. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    use paper!!!

  62. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    i havent used a calculator yet and im in 7th grade.

  63. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    how do you no this stuff then?

  64. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    bc i take college level classes

  65. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    ive known this stuff since 3rd grade i believe

  66. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    wow

  67. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    since u used a calculator, lets try another one, but ill make it easier. USE PAPER!

  68. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    haha okay

  69. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    |dw:1436488985874:dw|

  70. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    \[3\times3\times3 = 27 \]

  71. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    then \[4\times4\times4\times4\times4 \]

  72. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yes, add them

  73. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    1024

  74. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    that doesnt look right

  75. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    it would be 3 x 3 x 3 + 4 x 4 x 4 x 4 x 4 = ? and i believe u are correct, but only for 4^5

  76. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    when u c this 4^5 ^^^^ it means it is an exponent in case u didnt know

  77. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    i no that

  78. anonymous
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 0

    its 27 because 3+3+3 is nine then 9 times 3 is 27

  79. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    yes. 1024 + 27 = final answer

  80. muscrat123
    • one year ago
    Best Response
    You've already chosen the best response.
    Medals 1

    and u used PAPER right?

  81. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy

Your question is ready. Sign up for free to start getting answers.

spraguer (Moderator)
5 → View Detailed Profile

is replying to Can someone tell me what button the professor is hitting...

23

  • Teamwork 19 Teammate
  • Problem Solving 19 Hero
  • You have blocked this person.
  • ✔ You're a fan Checking fan status...

Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.

This is the testimonial you wrote.
You haven't written a testimonial for Owlfred.