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Chapter 11: Q. 569 (page 1069)

Multiply The complex Number : (鈭�2鈭�5i)(鈭�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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Most popular questions from this chapter

Simplify each expression:

鈸�(2wx)5鈸�(鈭�11pq3)0鈸�(2b3)鈭�4鈸�(8a鈭�4)2

Find the actual distance from Seatell to Portland using the picture

.

Of all the factoring methods covered in this chapter (GCF, grouping, undo FOIL, 'ac' method, special products) which is the easiest for you? Which is the hardest? Explain your answers.

In the following exercises, simplify each expression using the properties for exponents.

鈸�q27路q15鈸�5x路54x鈸�9u41路7u53鈸�c5路c11路c2

In the following exercises, divide the rational expressions.

p3+q33p2+3pq+3q2梅p2-q212
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