kyvantrout4
kyvantrout4
25-10-2014
Mathematics
Answered
which is equivalent to (2-5i)(-2+5i)
Answer :
crisforp
crisforp
25-10-2014
= -4 + 10i + 10i -25i^2 = -4 + 20i + 25 = 21 + 20i, because i^2 = -1.
Answer Link
konrad509
konrad509
25-10-2014
[tex] (2-5i)(-2+5i)=\\ -(2-5i)^2=\\ -(4-20i-25)=\\ -(-21-20i)=\\ 21+20i[/tex]
Answer Link
VIEW ALL ANSWERS ( 85+ )
Other Questions
Problem 07-01 (Algo) a. Complete the following cost schedule by computing marginal cost, average fixed cost, average variable cost, and average total cost. Inst
In Microsoft Windows applications such as Word and Excel, the clipboard is used for which of the following:A. printingB. savingC. copyingD. enhancing
Simplify:[tex]\[ \frac{z^7 y}{z^5 y^4} \][/tex]
Given the grades and gender summary below, find the probability that a student chosen at random is male OR received a "B".\begin{tabular}{|r|r|r|r|r|}\hline &am
Solve the following inequality:[tex]\[ 3n + 8 \geq 35 \][/tex]
Answer the multiple-choice question by circling or highlighting the correct answer.Which term has been used by historians to describe the period after the Roman
The heaviest and largest of all the small wildcats is theA. jaguar B. tiger C. caracal D. bobcat Please select the best answer from the choices provided.
An effective speech should be organized around two or three main points.A. True B. False
3. Escribe en las siguientes tablas de equivalencia el número por el que se debe multiplicar o dividir para que se cumpla la proporcionalidad.\begin{tabular}{|c
Which number produces an irrational number when added to [tex] \frac{1}{4} [/tex]?A. [tex]3.4641016 \ldots[/tex]B. [tex]-\frac{4}{9}[/tex]C. [tex]0.545454 \ldot
plzzzz help mehh its scientific notation and im putting alot o point for it (7.2&10^7)^2 plz show it step-by-step so i can learn
What was one goal of the Populist Party?
When did spain give the u.s full control of the philippines?
what are characteristics of popular sovereignty?
Explain how an ocean current can affect the temperature and the amount of moisture of the air mass above the current and nearby coastlines. SCIENCE!!!!!!!
What is the difference between jet streams and global wind belts? SCIENCE!!!
What is the prime factorization of 483
constitutionally guaranteed protections against the abuse of government power are called?
michaels bill at a restaurant was $46.32. He wants to leave a 17% tip. what will the new total be, including tip
quadratic formula for 2x^2-7x-15 step by step