3 Answered Questions for the topic Complex Conjugate

Complex Conjugate

03/04/18

#### Find the product of 1–3𝑖 and its complex conjugate.

Write your answer in the form a+b𝑖.

01/15/18

#### Functions of a complex variable

if cos(Θ+i*Φ)=cosα+i*sinα
Prove that
(i) sin^2(Θ)=±sinα
(ii)cos(2Θ)+cosh(2Φ)=2

Complex Conjugate

10/11/14

#### 50 of a new model of DVD player per month at a price of $140 each. For each $10 decrease in price, about 5 more What is the maximum monthly revenue?

A store sells about 50 of a new model of DVD player per month at a price of $140 each. For each $10 decrease in price, about 5 more DVD players per month are sold. What is the maximum monthly revenue?
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