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Chapter 11: Q. 569 (page 1069)

Multiply The complex Number : (−2−5i)(−4+3i)

Short Answer

Expert verified

The Solution is 23+14i

Step by step solution

01

Step 1. The Given Information 

An expression is (-2-5i)(-4+3i)

02

Step 2. Multiplying The terms 

=(-2)(-4)+(-2)(3i)+(-5i)(-4)+(-5i)(3i)=8-6i+20i-15i2=8+14i-15i2=23+14i

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