Maths Practice Question and Answer

Q:

दिए गए चित्र में tanθ-cosθ का मान ज्ञात कीजिये?

1829 0

  • 1
    $${4\over5}$$
    Correct
    Wrong
  • 2
    $$-{4\over9}$$
    Correct
    Wrong
  • 3
    $$-{1\over20}$$
    Correct
    Wrong
  • 4
    $${3\over20}$$
    Correct
    Wrong
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Answer : 3. "$$-{1\over20}$$"

Q:

a और b का मान ज्ञात करे यदि (x-1) और (x+1), x4+ax3-3x2+2x+b के गुणनखंड हैं ।

1829 0

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

Q:

संख्या 2918245 निम्नलिखित में से किस संख्या से विभाज्य है?

1828 0

  • 1
    3
    Correct
    Wrong
  • 2
    11
    Correct
    Wrong
  • 3
    12
    Correct
    Wrong
  • 4
    9
    Correct
    Wrong
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Answer : 2. "11"

Q:

एक अद्र्धवृत्त की त्रिज्या 35 सेमी है, तो इसका क्षेत्रफल व परिमाप ज्ञात कीजिए।

1828 0

  • 1
    1040 वर्ग सेमी, 140 सेमी
    Correct
    Wrong
  • 2
    1925 वर्ग सेमी ,180 सेमी
    Correct
    Wrong
  • 3
    1890 वर्ग सेमी, 90 सेमी
    Correct
    Wrong
  • 4
    1730 वर्ग सेमी, 90 सेमी
    Correct
    Wrong
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Answer : 2. "1925 वर्ग सेमी ,180 सेमी "

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Answer : 3. "16:19"

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