Simplification Questions Practice Question and Answer

Q:

рд╕рд░рд▓ рдХрд░реЗ $$\sqrt{[(12.1)^2-(8.1)^2]├╖[(0.25)^2+(0.25)(19.95)]} $$

921 0

  • 1
    3
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    2
    Correct
    Wrong
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Answer : 2. "4"

Q:

$$ {\sqrt{0.6912}+{\sqrt{0.5292}}\over {\sqrt{0.6912}-{\sqrt{0.5292}}}}$$┬ардХрд╛ рдорд╛рди рд╣реЛрдЧрд╛тАФ

916 0

  • 1
    15
    Correct
    Wrong
  • 2
    1.5
    Correct
    Wrong
  • 3
    0.9
    Correct
    Wrong
  • 4
    9
    Correct
    Wrong
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Answer : 1. "15"

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Answer : 3. "├Ч"
Explanation :

Put option (C) you can find your answer.

Q:

1-[5-{2+(-5+6-2)2}] рдХреЗ рдмрд░рд╛рдмрд░ рд╣реИ

898 0

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

Q:

рдпрджрд┐┬а3x2 = 36 ┬ард╣реИ рддреЛ┬аx┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реЛрдЧрд╛?

891 0

  • 1
    $$ {2\sqrt{3}}$$
    Correct
    Wrong
  • 2
    3
    Correct
    Wrong
  • 3
    $$ -{2\sqrt{3}}$$
    Correct
    Wrong
  • 4
    $$ {2\sqrt{3}}$$ or $$ -{2\sqrt{3}}$$
    Correct
    Wrong
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Answer : 4. "$$ {2\sqrt{3}}$$ or $$ -{2\sqrt{3}}$$"

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Answer : 3. "4"

Q:

рдпрджрд┐┬а$$ {3\sqrt{{1-a}\over{a}}}+9={19-3\sqrt{{a}\over{1-a}}}$$┬ард╣реИ,рддреЛ┬аa┬ардХрд╛ рдорд╛рди рдХреНрдпрд╛ рд╣реИ?

888 0

  • 1
    $${3\over10},{7\over10}$$
    Correct
    Wrong
  • 2
    $${1\over10},{9\over10}$$
    Correct
    Wrong
  • 3
    $${2\over5},{3\over5}$$
    Correct
    Wrong
  • 4
    $${1\over5},{4\over5}$$
    Correct
    Wrong
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Answer : 2. "$${1\over10},{9\over10}$$"

Q:

рдпрджрд┐┬а$$ \sqrt{2}=1.414 $$, ┬ард╣реИ рддреЛ┬а$$ { \sqrt{2}-1\over\sqrt{2}+1} $$ ┬а┬ардХрд╛ рдорд╛рди рдХрд┐рд╕рдХреЗ рдирд┐рдХрдЯрддрдо рд╣реИ┬а?

887 0

  • 1
    0.414
    Correct
    Wrong
  • 2
    0.586
    Correct
    Wrong
  • 3
    0.172
    Correct
    Wrong
  • 4
    1.414
    Correct
    Wrong
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Answer : 3. "0.172"

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