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IBPS RRB Officer Scale 1 Quadratic Equations — practice questions — page 2

Explore 33 free Quadratic Equations questions in IBPS RRB Officer Scale 1 Quantitative Aptitude. Open each question or exercise to read its content, reference answers and available explanation.

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Quadratic Equations questions and exercises with answers

Showing questions 31–33 of 33.

How many real rootsRead the answer and worked solution →Type the answerRead the answer and worked solution →Quadratic bingoRead the answer and worked solution →

Worked practice questions

How many real roots

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Items
  1. Group
    Two distinct
    Item
    D above zero
  2. Group
    Two distinct
    Item
    Pole problem
  3. Group
    Two equal
    Item
    D equals zero
  4. Group
    Two equal
    Item
    Repeated factor
  5. Group
    None
    Item
    D below zero
  6. Group
    None
    Item
    Example 16
Groups
  1. Item
    Two distinct
  2. Item
    Two equal
  3. Item
    None
Instructions
Drop each case under the number of real roots it gives.
_Source: syllabus Mathematics, Chapter 4, Quadratic Equations._

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Type the answer

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Questions
  1. Answer
    12
    Question
    Breadth of the prayer hall in metres
  2. Answer
    25
    Question
    Length of the prayer hall in metres
  3. Answer
    3
    Question
    Sunita's present age in years
  4. Answer
    5
    Question
    Distance of the pole from gate B in metres
  5. Answer
    12
    Question
    Distance of the pole from gate A in metres
  6. Answer
    2
    Question
    Greatest number of roots a quadratic equation can have
Instructions
Type the number only.
_Source: syllabus Mathematics, Chapter 4, Quadratic Equations._

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Quadratic bingo

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Clues and terms
  1. Clue
    Equation of the form ax squared plus bx plus c equals zero.
    Item
    Quadratic
  2. Clue
    Terms written in descending order of degree.
    Item
    Standard form
  3. Clue
    A number that satisfies the equation.
    Item
    Root
  4. Clue
    Splitting into two linear factors set to zero.
    Item
    Factorisation
  5. Clue
    b squared minus 4ac.
    Item
    Discriminant
  6. Clue
    What a zero discriminant gives.
    Item
    Equal roots
  7. Clue
    What a negative discriminant gives.
    Item
    No real roots
  8. Clue
    Derived the quadratic formula in 1025.
    Item
    Sridharacharya
  9. Clue
    Checking word-problem answers against the original conditions.
    Item
    Verification
Instructions
Read each clue and tap the term it describes.
_Source: syllabus Mathematics, Chapter 4, Quadratic Equations._

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Square RootsSimple InterestMensurationPercentagesShortcutsSimple & Compound InterestSquares And RootsMultiplication