Aptitude Practice Question and Answer

Q:

$$ secA(secA+tanA)(1-sinA)\over (cosec^2A-1)sin^2A$$ इसके बराबर है:

392 0

  • 1
    cotA
    Correct
    Wrong
  • 2
    cosA
    Correct
    Wrong
  • 3

       sec2A

    Correct
    Wrong
  • 4

      cos2A

    Correct
    Wrong
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Answer : 3. "

   sec2A

"

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Answer : 1. "21°"

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Answer : 1. "$$6{2\over 3}$$"

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Answer : 4. "78°"

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Answer : 2. " $$ \sqrt {19} \ $$ cm"

Q:

यदि 2x2 – 7x + 5 =0, तो $$x^2+{25\over 4x^2}$$ का मान क्या है

369 0

  • 1
    $$5{1\over 2}$$
    Correct
    Wrong
  • 2
    $$7{1\over 4}$$
    Correct
    Wrong
  • 3
    $$9{1\over 2}$$
    Correct
    Wrong
  • 4
    $$9{3\over 4}$$
    Correct
    Wrong
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Answer : 2. "$$7{1\over 4}$$"

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