NCERT Solutions for Class 11 Maths Chapter 11 Exercise 11.3

Collegedunia Team logo

Collegedunia Team

Content Curator

Class 11 Maths NCERT Solutions Chapter 11 Conic Sections Exercise 11.3 is based on the following topics:

  • Relationship between semi-major axis, semi-minor axis and the distance of the focus from the centre of the ellipse
  • Special cases of an ellipse
  • Eccentricity
  • Standard equations of an ellipse
  • Latus rectum

Download PDF NCERT Solutions for Class 11 Maths Chapter 11 Conic Sections Exercise 11.3

Check out the solutions of Class 11 Maths NCERT Solutions Chapter 11 Conic Sections Exercise 11.3

Read More: NCERT Solutions For Class 11 Maths Chapter 11 Conic Sections

Also check other Exercise Solutions of Class 11 Maths Chapter 11 Conic Sections

Also check:

Also check:

CBSE CLASS XII Related Questions

  • 1.

    For two vectors \(\vec{a}\) and \(\vec{b}\):  

    Assertion (A): \[ |\vec{a}\times\vec{b}|^2+(\vec{a}\cdot\vec{b})^2 = |\vec{a}|^2|\vec{b}|^2 \] Reason (R): \[ |\vec{a}\times\vec{b}| = (\vec{a}\cdot\vec{b})\tan\theta, \quad \theta\neq\frac{\pi}{2}. \]

      • Both Assertion (A) and Reason (R) are true and the Reason (R) is the correct explanation of the Assertion (A).
      • Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
      • Assertion (A) is true, but Reason (R) is false.
      • Assertion (A) is false, but Reason (R) is true.

    • 2.
      The least value of \[ f(x)=e^{-x} \] in the interval \[ [0,3] \] is:

        • \( e^{-3} \)
        • \( -1 \)
        • \( 1 \)
        • \( -e^3 \)

      • 3.
        A function \[ f:\mathbb{R}-\left\{\frac{3}{5}\right\} \to \mathbb{R}-\left\{\frac{3}{5}\right\} \] is defined as \[ f(x)=\frac{3x+2}{5x-3}. \] Show that \(f\) is one-one and onto.


          • 4.

            Check whether the function \[ f(x)= \begin{cases} \dfrac{|x-3|}{2(x-3)}, & x<3,\\[6pt] \dfrac{x-6}{6}, & x\geq 3 \end{cases} \] is continuous at \(x=3\) or not. 


              • 5.

                If \[ B(\operatorname{adj} B)= \begin{bmatrix} \frac{1}{3} & 0 & 0\\ 0 & \frac{1}{3} & 0\\ 0 & 0 & \frac{1}{3} \end{bmatrix}, \] then the value of \[ \det(B^{-1}) \] is: 

                  • \(\frac{1}{3}\)
                  • \(\frac{1}{9}\)
                  • \(3\)
                  • \(9\)

                • 6.
                  If \[ \frac{d}{dx}(F(x))=\frac{1}{e^x+1}, \] then find \(F(x)\), given that \[ F(0)=\log\left(\frac{1}{2}\right). \]

                    CBSE CLASS XII Previous Year Papers

                    Comments


                    No Comments To Show