cha2244675 cha2244675
  • 05-05-2020
  • Mathematics
contestada

Please help! Thank you! I will mark brainliest!

Please help Thank you I will mark brainliest class=

Respuesta :

OfficialRoytriever OfficialRoytriever
  • 05-05-2020

1. (x+3i)(x-3i)

x^2 -3xi + 3xi + 9i^2

1 equals 9i^2 + x^2

2. (x-4i)(x+4i)

x^2 + 4xi -4xi -16i^2

2 equals -16i^2 + x^2

3.  (x+8i)(x-8i)

x^2 -8ix + 8ix -64i^2

3. equals -64i^2 + x^2

Answers:

1. 9i^2 + x^2  

2. -16i^2 + x^2  

3. -64i^2 + x^2

Answer Link

Otras preguntas

Match the correct president to the event
An experienced bricklayer can construct a small wall in 4 hours. An apprentice can complete the job in 12 hours. Find how long it takes if they work together. I
A loan for $100,000 is fully amortized over 25 years with payments of $772 per month, including interest of 8% per annum. the first month's interest, rounded to
A point charge of 6.8 C moves at 6.5 × 104 m/s at an angle of 15° to a magnetic field that has a field strength of 1.4 T. What is the magnitude of the magnetic
Approximately how many miles of wiring is assembled and installed in each​ ambulance?
two batches of soup will serve 8 people Lonnie needs to make enough soup 120 people if the recipe calls for two onions for one batch how many onions will lonnie
Which of the following IS a valid piece scientific evidence?
I need help plzzzzzz
x^2+26x+48=0 What are the solutions?
What dialogue box is used for character formatting?