NCERT Solutions Class 11 Mathematics Chapter 5 Complex Numbers and Quadratic Equations

  Question. Express the given complex number in the form a + ib: (5i) (-3/5)i  Answer :  (5i) (-3/5)i = -5 × (3/5) × i × i = -3i2 = -3(-1)  [i2 = -1] = 3 Question. Express the given complex number in the form a + ib…

CBSE Class 11 Mathematics Complex Numbers Quadratic Equations Notes

  Class XI Chapter 5 Complex Numbers & Quadratic Equations Chapter Notes Top Definitions 1. A number of the form a + ib, where a and b are real numbers, is said to be a complex number. 2. In complex number z = a + ib, a is the real part, denoted by Re z and b…