NCERT Solutions Class 11 Maths Chapter 1 Sets Exercise 1.1 Solutions 

Collegedunia Team logo

Collegedunia Team Content Curator

Content Curator

CBSE CLASS XII Related Questions

  • 1.

    If  \(\begin{vmatrix} 2x & 3 \\ x & -8 \\ \end{vmatrix} = 0\), then the value of \(x\) is:

      • zero
      • 3
      • \(2\sqrt{3}\)
      • \(\pm 2\sqrt{3}\)

    • 2.
      \[ \int \frac{\tan^2 \sqrt{x}}{\sqrt{x}} \, dx \text{ is equal to:} \]

        • \(\sec \sqrt{x} + C\)
        • \(2\sqrt{x} \tan x - x + C\)
        • \(2\left( \tan \sqrt{x} - \sqrt{x} \right) + C\)
        • \(2 \tan \sqrt{x} - x + C\)

      • 3.
        Find the least value of ‘a’ so that $f(x) = 2x^2 - ax + 3$ is an increasing function on $[2, 4]$.


          • 4.
            Find : \[ I = \int \frac{x + \sin x}{1 + \cos x} \, dx \]


              • 5.
                In a rough sketch, mark the region bounded by \( y = 1 + |x + 1| \), \( x = -2 \), \( x = 2 \), and \( y = 0 \). Using integration, find the area of the marked region.


                  • 6.
                    Find the maximum slope of the curve \( y = x^3 + 3x^2 + 9x - 30 \).

                      CBSE CLASS XII Previous Year Papers

                      Comments


                      No Comments To Show