Claudie782
Claudie782 Claudie782
  • 05-07-2015
  • Mathematics
contestada

If f(x) = x3 – 2x2, which expression is equivalent to f(i)?

Respuesta :

HomertheGenius
HomertheGenius HomertheGenius
  • 18-07-2018

We have to find f ( i ) for the function: f ( x ) = x³ - 2 x²

f ( i ) = i³ - 2 i²

We know that: i² = - 1 and i³ = - i

f ( i ) = - i - 2 · ( - 1 )

f ( i ) = - i + 2

The complex number is written in form: z = a + b i

Answer:

f ( i ) = 2 - i

Answer Link
kingtheking176 kingtheking176
  • 29-06-2022

Answer:

D

2-i

Step-by-step explanation:

Answer Link

Otras preguntas

The area of a square is 81 inches what is the length of one side
Write each number in scientific notation, please. For 15 points! 1. 58,927 2. 1,304,000,000 3. 6,730,000 4. 13,300 5. 97,700,000,000,000,000,000,000 6. 384,000
Single digits numbers of 420
in the late 1800s, the first state government reform legislation regarding railroad practices addressed
Find four consecutive even integers whose sum is 244.
Definition for pathology
What's the anewer to this problem..? 21×__=9×21 tell which property you used 21×=9×21 Property of multiplication..
standard form of two hundred ten million sixty four thousand fifty
Which of these statements about neutrons is true? a. Neutrons travel around the nucleus of an atom. b. A neutron has no charge. c. Neutrons have less mass th
What number can go into 270 and 3000