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  • Set · 1 question
    Let the function f(x)=x2+9f(x) = x^2 + 9f(x)=x2+9.
    • Q10676
      NDA Maths strategyConcept: Critical points and the derivative tests

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      [Q94 · Apr · 2025]
  • Set · 2 questions
    The function f(x)f(x)f(x) satisfies f(xy)=f(x)f(y)f(xy) = f(x)f(y)f(xy)=f(x)f(y) for all positive real values of xxx and yyy, and f(2)=3f(2) = 3f(2)=3.
    • Q10677
      NDA Maths strategyConcept: Multiplicative and additive forms

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      [Q95 · Apr · 2025]
    • Q10678
      NDA Maths strategyConcept: Multiplicative and additive forms

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      [Q96 · Apr · 2025]
  • Set · 2 questions
    A function fff is such that f(xy)=f(x+y)f(xy) = f(x+y)f(xy)=f(x+y) for all real values of xxx and yyy, and f(5)=10f(5) = 10f(5)=10.
    • Q10679
      NDA Maths strategyConcept: Multiplicative and additive forms

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      [Q97 · Apr · 2025]
    • Q10680
      NDA Maths strategyConcept: Multiplicative and additive forms

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      [Q98 · Apr · 2025]
  • Set · 2 questions
    Let f(x)=[x2]f(x)=[x^2]f(x)=[x2], where [⋅][\cdot][⋅] is the greatest integer function.
    • Q10681
      Lever: Modulus / absolute value behaviourConcept: Integrating greatest-integer (floor) functions

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      [Q99 · Apr · 2025]
    • Q10682
      Lever: Modulus / absolute value behaviourConcept: Integrating greatest-integer (floor) functions

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      [Q100 · Apr · 2025]
  • Set · 4 questions
    The frequency distribution of height of students of a class is given below: Height (cm): 160–162, 162–164, 164–166, 166–168 Number of Students: 12, 15, 24, 13
    • Q10683
      NDA Maths strategyConcept: Reading Frequency Tables — Mode, Cumulative, Median

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      [Q101 · Apr · 2025]
    • Q10684
      NDA Maths strategyConcept: Reading Frequency Tables — Mode, Cumulative, Median

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      [Q102 · Apr · 2025]
    • Q10685
      NDA Maths strategyConcept: Reading Frequency Tables — Mode, Cumulative, Median

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      [Q103 · Apr · 2025]
    • Q10686
      NDA Maths strategyConcept: Histograms, Frequency Polygons & Ogives

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      [Q104 · Apr · 2025]
  • Q10687
    NDA Maths strategyConcept: Computational Identity & Minimum-SSE Property

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    [Q105 · Apr · 2025]
  • Q10688
    NDA Maths strategyConcept: Computational Identity & Minimum-SSE Property

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    [Q106 · Apr · 2025]
  • Set · 2 questions
    Let X be a random variable following binomial distribution with parameters n=6n = 6n=6 and p=kp = kp=k. Further, 9P(X=4)=P(X=2)9P(X=4) = P(X=2)9P(X=4)=P(X=2).
    • Q10689
      NDA Maths strategyConcept: Finding p from a Probability Equation

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      [Q107 · Apr · 2025]
    • Q10690
      NDA Maths strategyConcept: Finding p from a Probability Equation

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      [Q108 · Apr · 2025]
  • Set · 2 questions
    A committee of 6 members is formed from a group of 7 gentlemen and 4 ladies.
    • Q10691
      NDA Maths strategyConcept: Selection probability with combinations

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      [Q109 · Apr · 2025]
    • Q10692
      NDA Maths strategyConcept: Selection probability with combinations

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      [Q110 · Apr · 2025]
  • Set · 2 questions
    The probabilities that A, B and C become managers are 310,12\frac{3}{10}, \frac{1}{2}103​,21​ and 45\frac{4}{5}54​ respectively. The probabilities that bonus scheme will be introduced if A, B and C become managers are 49,29\frac{4}{9}, \frac{2}{9}94​,92​ and 13\frac{1}{3}31​ respectively.
    • Q10693
      NDA Maths strategyConcept: Total probability (over a partition)

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      [Q111 · Apr · 2025]
    • Q10694
      NDA Maths strategyConcept: Total probability (over a partition)

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      [Q112 · Apr · 2025]
  • Q10695
    NDA Maths strategyConcept: Linear Transformation of the Mean

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    [Q113 · Apr · 2025]
  • Q10696
    NDA Maths strategyConcept: Linear Transformation of SD and Variance

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    [Q114 · Apr · 2025]
  • Q10697
    NDA Maths strategyConcept: Conditional probability

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    [Q115 · Apr · 2025]
  • Q10698
    Lever: Inclusion-Exclusion (sets + probability)Concept: "Neither" and the complement of a union

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    [Q116 · Apr · 2025]
  • Q10699
    NDA Maths strategyConcept: Probability with dice

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    [Q117 · Apr · 2025]
  • Q10700
    NDA Maths strategyConcept: Cumulative Probabilities: Summing the Tail

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    [Q118 · Apr · 2025]
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