jordynlogan
jordynlogan jordynlogan
  • 25-02-2018
  • Mathematics
contestada

2i^2 times (3i)^3 PLZ EXPLAIN HOW YOU GET THE ANSWER

Respuesta :

creeds25
creeds25 creeds25
  • 25-02-2018
Given:
[tex]2i^2 \times (3i)^3 [/tex]
As[tex](3i)^3= 3^3 i^3 =27i^3[/tex]
Multiply and add the exponents.
we get

[tex]54i^5 \\ As \ i^2=-1 \ i^5=i^2 \times i^2 \ i =-1 \times -1 \times i =i[/tex]
We get
[tex]54i^5[/tex]=54i

Answer: 54i
Answer Link

Otras preguntas

The population of a town is decreasing at a rate of 1.1% each year. If there are 3,000 people in the town right now, how many people will be living in the town
If a rock that weighs 50 N falls for 2 seconds, what impulse is delivered to the rock's momentum if there is no air resistance?
A researcher focuses on the role of previous learning experiences and on the
Which behaviors might lead someone to have a low credit score?
When parking downhill with a curb what steps would you follow with an automatic transmission?
Use a calculator to evaluate 8 · cos30° rounded to four decimal places.
What is the first thing to check when a refrigerator stops working? a. check the food temperature. if it is 35°f or colder, move the food into a working refrig
Why is the polynomial, 4x^2y + 5xy classified as a 3rd degree binomial?
Which of the five varieties of humans did blumenbach decide were the superlatives of the races based on their excellent skull qualities?
Ignoring color, what kind of symmetry does the pinwheel have? A. rotational symmetry B. line symmetry C. both rotational and line symmetry D. neither