lpsneed lpsneed

28-09-2014
Mathematics

Answered

how would I solve (-2-2i)(-4-3i)(7+8i)

Answer :

mariamikayla mariamikayla

28-09-2014

[tex](-2-2i)(-4-3i)(7+8i)= \\\\ =(8+6i+8i+6i^2)(7+8i)=\\\\ =(6i^2+14i+8)(7+8i)= \\\\ =42i^2+98i+56+48i^3+112^2+64i= \\\\ =\boxed{48i^3+154i^2+162i+56}[/tex]

Answer Link

konrad509 konrad509

28-09-2014

[tex](-2-2i)(-4-3i)(7+8i)=\\ (-2-2i)(-28-32i-21i+24)=\\ (-2-2i)(-4-53i)=\\ 8+106i+8i-106=\\ -98+114i [/tex]

Answer Link

Other Questions

Use the interactive number line to find each sum to complete the table.\begin{tabular}{|c|c|c|}\hline[tex]$a$[/tex] & [tex]$b$[/tex] & [tex]$a + b$[/tex

Which rule describes a composition of transformations that maps preimage [tex]\( PORS \)[/tex] to image [tex]\( P'ORS' \)[/tex]?[tex]\[ R_0, 270^\circ \circ T_{

what kind of area was the police man patrolling ? describe it

True or false calling poison control for someone who swallowed poison is the right thing to do

Which route on the map did Vasco da Gama use in his search to a find new way to Asia? to Asia?

Please help solve! In the figure below, two isotropic point sources of light (S, and S,) are separated by distance 2.62 um along a y axis and emit in phase at

Crèvecoeur's Letters from an American Farmer described America as a melting pot of Europeans.A. TrueB. False

Everything About Rheumatoid Arthritis

How does critical thinking contribute to problem-solving in the workplace?A. By gathering information and weighing alternatives B. By relying solely on initial

In terms of the number of moose, what is the relative frequency of male moose, female moose, adult moose, and baby moose? Write your answers as simplified fract

Mmathematics question for class 9

The ancient Greek physician Hippocrates correctly located the mind in the:A. heart.B. brain.C. thyroid gland.D. stomach.

Use a triple integral to find the volume of the given solid. The tetrahedron enclosed by the coordinate planes and the plane 5x + y + z = 4

Draw the structure of 2,4-difluoroaniline

Human capital refers to the amount of capital available for the economy's human resources to work with.A. FalseB. True

Tickets for a certain show cost $17, $22, or, for VIP seats, $39. If eight times as many $17 tickets were sold as VIP tickets, and the number of $17 tickets sol

Compare los siguientes pares de números completando con los signos [tex]$\ \textgreater \ , \ \textless \ ,$[/tex] o [tex]=$[/tex]:[tex]\[ \begin{array}{|c|c|

La densidad del agua de mar es de aproximadamente 1.03 g/cm³. ¿Qué tan alto subirá el agua por la tubería de un edificio si el manómetro que mide la presión del

How is the Milky Way changing

According to the 1790 census, where did most Americans live?A. the MidwestB. the Atlantic coastC. the West CoastD. FloridaE. the Appalachian Mountains