esnatsiwale
esnatsiwale
02-05-2015
Mathematics
contestada
expand and simplify (2+3i)(4-I)
Respuesta :
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
VER TODAS LAS RESPUESTAS ( 17+ )
Otras preguntas
Which equation represents the number of points in the problem below? A test is worth 60 points. Multiple-choice questions are worth 2 points, and short-answer q
During the first year of operations, a company sold $109,000 of goods to customers and received $94,500 in cash from customers. The remainder is owed to the com
For what values of the variables are the following expressions defined? •18/y
Calculate the volume occupied by 32.0 g of O2 gas, the pressure of the O2 gas is 78.5 kPa at 25°C.
Suppose the exchange rate between U.S. dollars and Swiss francs is SF 1.41 = $1.00, and the exchange rate between the U.S. dollar and the euro is $1.00 = 0.70 e
what is descriptive statistics?
Find the Laplace transform F(s)=L{f(t)} of the function f(t)=sin2(wt), defined on the interval t≥0. F(s)=L{sin2(wt)}= help (formulas) Hint: Use a double-ang
Write an expression to represent: Four less than the quotient of a number x and 5.
Please answer this correctly
a. What sort of life does Psalm 23 most clearly suggest that a person should lead? Explain why each choice seems correct or incorrect. a quiet, isolated life fa
