Question

Consider the two complex numbers (5 + 3i) , ( -1 + 2i) . Answer the following questions

i) Conjugate of the complex number 5 + 3i is ___________.

a) 5 – 3i b) -5 – 3i c) 1 – 2i d) - 5 + 3i

ii) Modulus of the complex number -1 + 2i is ____________.

a) 5 b) 25 c)√5 d) none of these

iii) Product of the given two complex number is ____________.

a) -11 + 7i b) 11 + 7i c) 0 d) 4 +5i

iv) Sum of the given two complex number is ____________.

a) -11 + 7i b) 11 + 7i c) 4 +5i d) none of these​

Answer 1

Answer:

i)5-3i (i) 5 (iii)-11+7i (iv) 4+5i