Class 10 Mathematics Polynomials Exercise 2.1 Quiz
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Questions and Answers

Which of the following expressions is a polynomial in one variable?

  • 3t + t^2
  • 4x^2 - 3x + 7 (correct)
  • y^2 + 2
  • y + 2y

    • What is the coefficient of x^2 in the expression 2 - x^2 + x^3?

  • -1 (correct)
  • 1
  • 2
  • 0

    • What is the degree of the polynomial 3?

  • 0 (correct)
  • 1
  • 2
  • 3

    • Which of the following polynomials is linear?

    <p>x - x^3</p> Signup and view all the answers

    What is the value of p(-1) for p(x) = 5x^3 - 2x^2 + 3x - 2?

    <p>-6</p> Signup and view all the answers

    What is the value of q(y) at y = 2 if q(y) = 3y^3 - 4y + 11?

    <p>-17</p> Signup and view all the answers

    How many terms are there in the polynomial -x^3 + 4x^2 + 7x - 2?

    <p>4 terms</p> Signup and view all the answers

    What is the coefficient of x in the polynomial x^2 - x + 7?

    <p>-1</p> Signup and view all the answers

    Which of the following is an example of a constant polynomial?

    <p>-5</p> Signup and view all the answers

    What is the term called when a polynomial has a variable raised to a negative exponent?

    <p>Non-polynomial term</p> Signup and view all the answers

    Why is the expression x + 3 not considered a polynomial?

    <p>It has a variable raised to a non-whole number exponent</p> Signup and view all the answers

    Is the expression 3y + y^2 a polynomial?

    <p>No, because it does not have whole number exponents</p> Signup and view all the answers

    What is the degree of a polynomial?

    <p>The highest power of the variable in the polynomial</p> Signup and view all the answers

    Which of the following statements about linear polynomials is true?

    <p>They have a degree of 1</p> Signup and view all the answers

    What is a quadratic polynomial?

    <p>A polynomial with a degree of 2</p> Signup and view all the answers

    Which of the following is a linear polynomial in one variable?

    <p>-3x + 5</p> Signup and view all the answers

    What is the form of any quadratic polynomial in x?

    <p>ax^2 + bx + c, where a, b, c are constants and a ≠ 0</p> Signup and view all the answers

    How many terms can a linear polynomial in x have?

    <p>2 terms</p> Signup and view all the answers

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