natehein920 natehein920
  • 04-02-2020
  • Mathematics
contestada

Simplify 2(3-7i)-i(-4+5i)

Respuesta :

avocado10
avocado10 avocado10
  • 04-02-2020

Answer:

[tex] - 5i^2 + - 10i + 6[/tex]

Step-by-step explanation:

2(3-7i)-i(-4+5i)

[tex](6 - 14i) + (4i - 5i^2)[/tex]

[tex] - 5i^2 - 10i + 6[/tex]

you distribute the 2 to the (3-7i) getting 6-14i. then distribute the -i to the (-4+5i) getting 4i-5i^2. then simply combine like terms

Answer Link

Otras preguntas

Which of the following can be represented by coordinates x comma y?
A police officer investigating an accident finds a skid mark of 115 ft in length. How fast was the car going when the driver applied the brakes? Round your answ
Need help in math How does the slope of the line y=-x affect the graph? Instructions says :Think about how the graph changed as a result of changing the slope t
What is 45/243 simpfiled?
Can someone please help me.
Which graph best represents a line parallel to the line with the equation y= -1/3x+4
You put $500 in your bank account. With an interest rate of 5%, how long will it take the account to reach $600? Use the formula: I = Prt.
Roman society, explain the difference between patricians, plebeians, and proletarii.
What are the 2 types of unbiased samples?
1. Example of Fourth-degree trinomial 2. Example of Cubic polynomial with four terms