L1loreellmaman L1loreellmaman

04-11-2016
Mathematics

contestada

Simplify the given expression.
(1+3i)+(2-5i)

a)-1 - 2i
b) 3 - 2i
c) 4 - 3i
d) 5+6i

Im really confused can someone help me solve it?

Respuesta :

Greenleafable Greenleafable

08-11-2016

Since you can only perform addition and subtraction on variables that have the same variable following them, the correct answer is B. 3 - 2i.
Here's why:
1 + 2 + (3i - 5i) =
3 - 2i

Answer Link

nobillionaireNobley nobillionaireNobley

14-11-2016

(1 + 3i) + (2 - 5i) = 1 + 3i + 2 - 5i = 3 - 2i

Answer Link

Otras preguntas

Upwellings bring what to the surface of the ocean

Given the proportion a/b=12/19 which ratio completes the equivalent proportion a/12=?

y^2+18y+81=0 A) {9} B) {9,-9} C) {-9} D) {0,-1}

what is a generalized term for organs in animals which produce sex cells? A. gametangium B. antheridium C. testis D. gonad

Which of the following groups publishes the national electrical code? a. nfpa b. niosh c. osha d. boca?

Why might the Saint Domingue slave revolt in 1791 be considered one of the most important independence movements in the Americas?

please i need the correct answer !!!

28=7yi am getting confused

Someone help me in this algebra question please 100% correct only

Write one poem that could belong to Songs of Innocence and one that could belong to Songs of Experience. You may want to use symbolism like Blake does in his p