121pepperstreet 121pepperstreet

04-05-2020
Mathematics

contestada

Simplify the expression: (4 − 7i) + (1 − 2i).

3 − 9i
3 − 5i
5 − 9i
5 − 5i

Respuesta :

shamrockhydraulic shamrockhydraulic

04-05-2020

Answer:

5-9i

Step-by-step explanation:

If you add the 4 and 1 you get 5, and if you add -7i and -2i since they are both negative, they stay negative, so you get -9i. So the answer is 5-9i.

Answer Link

17-11-2021

Answer:

5-9i

Step-by-step explanation:

I took the test

Answer Link

Otras preguntas

Drag steps of the solution into order to solve for x in the equation 7(x – 4) = 84. 7x – 28 = 84 7x + 28 = 84 x = 16 7x = 112 7(x – 4) = 84

-x/2 < 4 solve the inequality

under the articles of confederation Congress was unable to pass laws without two thirds vote from the state

The ability to exercise influence of political institutions and/ or actors to realize personal or group interests is referred to as

5 1⁄2 × 3 3⁄5 × 1 1⁄3

Can you help me in chapter 18 on check 1

I feel like it’s C but I need gel to make sure it’s right help please I can’t really get any wrong on this

In which process are original tissues of the organism can be preserved

Is added to refined grain products as part of the enrichment process. a. vitamin d b. thiamin c. vitamin b-6 d. choline?

Dale bought a map of his city. It uses a scale of 1 inch to 8 miles. Dale's house and school are 1 1/2nches apart would his house and school be on the map if th