Category: NCERT Solutions

NCERT Solutions For Class 11 Math Chapter – 5 Exercise – 5.2 Find the modulus and the arguments of each of the complex numbers in Exercises 1 to 2. 1. z = – 1 – Read More

NCERT Solutions For Class 11 Math Chapter – 5 Exercise – 5.3 Solve each of the following equations: 1. x2 + 3 = 0 Solution: Given quadratic equation, x2 + 3 = 0 On comparing it with ax2 + bx + c = Read More

NCERT Solutions For Class 11 Math Chapter – 5  Miscellaneous Exercise 1. Solution: 2. For any two complex numbers z1 and z2, prove that Re (z1z2) = Re z1 Re z2 – Im z1 Im z2 Solution: 3. Reduce to the Read More

NCERT Solutions For Class 11  Math Chapter -4 Exercise – 4.1    Prove the following by using the principle of mathematical induction for all n ∈ N: 1. Solution: P (k + 1) is true Read More

NCERT Solutions For Class 11 Math Chapter – 2 Exercise – 2.1   1. If , find the values of x and y. Solution: Given, As the ordered pairs are equal, the corresponding elements should also be equal. Thus, Read More

NCERT Solutions For Class 11 Math Chapter- 2 Exercise – 2.2 1. Let A = {1, 2, 3, … , 14}. Define a relation R from A to A by R = {(x, y): 3x – y = 0, Read More

NCERT Solutions For Class 11 Math Chapter – 2 Exercise – 2.3   1. Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range. (i) {(2, Read More

NCERT Solutions For Class 11 Math Chapter – 2  Miscellaneous Exercise    1. The relation f is defined by  The relation g is defined by  Show that f is a function and g is not a function. Solution: The given relation f is defined as: Read More

NCERT Solutions For Class 11 Math Chapter – 3 Exercise – 3.1   1. Find the radian measures corresponding to the following degree measures: (i) 25° (ii) – 47° 30′ (iii) 240° (iv) 520° Solution: Read More

Find the values of other five trigonometric functions in Exercises 1 to 5. 1. cos x = -1/2, x lies in third quadrant. Solution: 2. sin x = 3/5, x lies in second quadrant. Solution: Read More