OcdMESsinGwiThYoU OcdMESsinGwiThYoU

25-01-2017
Mathematics

contestada

What is the product of (−7 + 4i) • (1 − 8i)
A. −39 − 52i
B. −39 + 60i
C. 25 − 52i
D. 25 + 60i

Respuesta :

MoonlightMelody MoonlightMelody

25-01-2017

1. Expand the equation
−7 + 56i + 4i +32

2. Gather like terms
(−7 + 32) + (56i + 4i)

3. Simplify
25 + 60i

The correct answer would be D. 25 + 60i

Answer Link

Otras preguntas

One group of people purchased 10 hot dogs and 5 soft drinks for $35. Another group purchased 7 hot dogs and 4 soft drinks for $25.25. What is the cost of a sin

4(x-3)+7-10x=5 what is the value of x

what was the main goal of European explorers in the 1500s?

How can two substances be made up of the same two elements but have very different properties?

how did johnny feel about dally in chapter 5 (the outsiders)

Chickasaws and cherokees both succeeded in.............

How did socialist labor movements affect strife at start of 20th century

The sum of two fractions is 8/9. the difference is 2/9. What are the two fractions?

what value of k make the equation |2k+2|=16 true?

how do we know that the people of Mohenjo-Daro created a highly organized civilization?