NCERT Solutions for Class 9 Maths Chapter 6 Exercise 6.1 Solutions

CBSE X Related Questions

  • 1.
    \(17 \times 11 \times 13 + 11\) is

      • a prime number.
      • multiple of 17.
      • a composite number.
      • an odd number.

    • 2.
      In the given figure, PQ is a tangent to a circle with centre \(O(-5, 3)\). If coordinates of P and Q are \((3, 1)\) and \((0, 6)\) respectively, then using distance formula, show that \(PQ \perp OQ\).


        • 3.
          Prove that : \(\sqrt{\frac{1 - \cos A}{1 + \cos A}} = \frac{\tan A}{\sec A + 1}\).


            • 4.
              If \( 2 \sin A = 1 \), then the value of \( \tan A + \cot A \) is :

                • \( \sqrt{3} \)
                • \( \frac{4}{\sqrt{3}} \)
                • \( \frac{\sqrt{3}}{2} \)
                • \( 1 \)

              • 5.
                Determine the ratio in which the line \(2x + y = 6\) divides the line segment joining the points (1, 3) and (2, 5).


                  • 6.
                    If 14th term of an A.P. is 4 and its 15th term is zero, then its first term is

                      • –48
                      • –56
                      • 56
                      • 48

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