9th Class NCERT Maths: Number System, Polynomials, and Coordinate Geometry

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Questions and Answers

What is the value of the polynomial $2x^2 - 3x + 4$ when $x = 2$?

  • 5
  • 7
  • 11 (correct)
  • 3

If the coordinates of two points are $(3, 4)$ and $(5, 6)$, what is the distance between them?

  • 3
  • $ackslash$sqrt{10}$ (correct)
  • 2
  • 5

What is the remainder when the polynomial $x^3 + 2x^2 - 7x + 1$ is divided by $(x - 2)$?

  • 5
  • 7
  • 3 (correct)
  • 11

What is the equation of the line passing through the points $(2, 3)$ and $(4, 5)$?

<p>y = x + 2 (D)</p> Signup and view all the answers

What is the value of $x$ that satisfies the equation $x^2 - 5x + 6 = 0$?

<p>2 (D)</p> Signup and view all the answers

Flashcards

Polynomial value at x=2

The value of a polynomial when a specific value is substituted for the variable.

Distance between two points

Calculated using the distance formula.

Polynomial division remainder

The value of a polynomial at a specific point.

Equation of a line

A relationship between 'x' and 'y' values, represented by an equation.

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Solution to a quadratic equation

The value of 'x' that satisfies a quadratic equation.

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