Simplification Practice Question and Answer

Q:

18├╖[26-{25-(15-5) ├╖2}] of 12+2-2├╖4├Ч16 рдХрд╛ рдорд╛рди рд╣реИ

1319 0

  • 1
    $$-{3\over 8} $$
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    $${5\over 8} $$
    Correct
    Wrong
  • 4
    $${13\over 8} $$
    Correct
    Wrong
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Answer : 1. "$$-{3\over 8} $$"

Q:

$$ [(^5\sqrt{x^{-3\over 5}}\ )^{-5\over3}]^{-5}$$┬ардХреЛ рд╕рд░рд▓ рдХрд░реЗрдВ

1318 0

  • 1
    $$ {x^{5}}$$
    Correct
    Wrong
  • 2
    $$ {x^{-5}}$$
    Correct
    Wrong
  • 3
    x
    Correct
    Wrong
  • 4
    $$ {1\over x}$$
    Correct
    Wrong
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Answer : 4. "$$ {1\over x}$$"

Q:

рдпрджрд┐┬а$$ {(x-2)^{2}+(y-{1\over2})^{2}}=0$$,┬ард╣реИ рддреЛ┬а$$ {x\over y}$$┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реЛрдЧрд╛?

1305 0

  • 1
    $$ {1\over 4}$$
    Correct
    Wrong
  • 2
    2
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    4
    Correct
    Wrong
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Answer : 4. "4"

Q:

рдпрджрд┐┬аp = 8.15, q = 9.06, рдФрд░┬аr = тИТ17.21, ┬арддреЛ┬аp3+q3+r3-3pqr┬ардХрд╛ рдорд╛рди ┬а

1302 0

  • 1
    -5.62
    Correct
    Wrong
  • 2
    4.75
    Correct
    Wrong
  • 3
    -3.81
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
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Answer : 4. "0 "

Q:

$$5-{8+2\sqrt{15} \over4}-{{1}\over8+2\sqrt{15}}$$ рдХрд╛ рдорд╛рди рдмрд░рд╛рдмрд░ рд╣реИ:

1273 0

  • 1
    $${1\over4}$$
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    $${3\over3}$$
    Correct
    Wrong
  • 4
    $${1\over2}$$
    Correct
    Wrong
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Answer : 2. "1"

Q:

рдпрджрд┐┬а $${x\over 9}+{8\over x}=1$$ рд╣реЛ рддреЛ x3 рдХрд╛ рдорд╛рди рд╣реИ:

1273 0

  • 1
    -256
    Correct
    Wrong
  • 2
    -512
    Correct
    Wrong
  • 3
    256
    Correct
    Wrong
  • 4
    512
    Correct
    Wrong
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Answer : 2. "-512 "

Q:

┬аIf $${1\over 4.263}=0.2346$$, find the value of $${1\over0.0004263}.$$

1265 0

  • 1
    2346
    Correct
    Wrong
  • 2
    4.263
    Correct
    Wrong
  • 3
    2.346
    Correct
    Wrong
  • 4
    4263
    Correct
    Wrong
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Answer : 1. "2346"

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