esnatsiwale esnatsiwale

02-05-2015
Mathematics

Answered

expand and simplify (2+3i)(4-I)

Answer :

konrad509 konrad509

02-05-2015

[tex](2+3i)(4-i)=\\ 8-2i+12i+3=\\ 11+10i[/tex]

Answer Link

Panoyin Panoyin

03-05-2015

(2 + 3i)(4 - i)
8 - 2i + 12i - 3i²
8 + 10i - 3(-1)
8 + 10i + 3
8 + 3 + 10i
11 + 10i

Answer Link

Other Questions

Select the correct answer.Points [tex]$A$[/tex] and [tex]$B$[/tex] lie on a circle centered at point [tex]$O$[/tex]. If [tex]$OA = 5$[/tex] and [tex]\(\frac{\te

Which best describes what is occurring in this population of squirrels?Number of Squirrels Entering and Leaving a Population after 1 Year\begin{tabular}{|l|c|}\

Jessica has drawn a scale model of her room that is 11 inches long and 8.5 inches wide. She notices that the door to her room takes up 1.75 inches on the right-

Which of these is NOT one of the typical questions that a project manager might ask in order to collect information on executed work and work in progress? a. Ho

If [tex]PR = 4x - 2[/tex] and [tex]RS = 3x - 5[/tex], which expression represents [tex]PS[/tex]?A. [tex]x - 7[/tex]B. [tex]x - 3[/tex]C. [tex]7x - 7[/tex]D. [te

Explain why APR and APY are the same with annual compounding

The point in the supply chain where inventory is positioned to allow the preceding processes to operate independently is the:A) customer order independence poin

Evaluate the expression:[tex]\[ C(10,6) \][/tex][tex]\[ C(10,6) = \][/tex]

You need how many kJ to break a triple carbon-nitrogen bond

A pentagon is transformed according to the rule [tex]R_{0,180^{\circ}}[/tex]. Which is another way to state the transformation?A. [tex]\((x, y) \rightarrow (-x,

Alex purchased a new car for $28,000. The car's value depreciates 7.25% each year. What will be the value of the car 5 years after it is purchased? Round your a

A number divided by 3 with 19 added equals 36 what is the number

Which equation could be used to solve the problem? Tony is on a train that travels 99 mi in 1 h. At that rate, how many miles (d) will the train travel in 9 h

The repetition of unconsciously cultivated images that lead to deeper meaning of a work is a(n) _____. literal image irony pattern of imagery

Which groups were allowed to practice their religious beliefs freely in Maryland? A. only Jews and Christians B. all groups, religious or non-religious C. all

And we men, the creatures who inhabit this earth, must be to them at least as alien and lowly as are the monkeys and lemurs to us. The intellectual side of man

What was Khrushchev's view of U.S. nations? According to Khrushchev, what would happen?

There are 6 girls and 7 boys in a class. A team of 10 players is to be selected from the class. If the selection is random, what is the probability of selecting

Which outline entry uses correct capitalization? A. A. economic considerations B. 1. Future directions C. III. Biological Effects D.

how did an economic system of land and service rather than money impact people's lives