Seudónimo Seudónimo

10-09-2014
Mathematics

contestada

(5+4i)(17-13i)-(5+3i)(17-13i)

Respuesta :

10-09-2014

use distributive property and multiply first
(85-65i+68i-52i^2)-(85-65i+51i-39i^2)
(85+3i-52i^2)-(85-14i-39i^2) the subtraction sign applies to each part so
85+3i-52i^2-85+14i+39i^2 then add like terms
17i-13i^2

i^2 means i squared.

Answer Link

Otras preguntas

Potassium and oxygen will combine to make a compound. K_O_ Fill in the blanks with the number of the subscript.

A neutral atom of neon has 10 electrons and an electron configuration of 1s2 2s2 2p6. How will it ionize to satisfy the octet rule? A.It will lose 6 electrons

Butter and oils are both types of _____. carbohydrates nucleic acids lipids proteins

A plant leaf is he is an organ that traps light energy to make food in what way is an animal stomach similar to a plant leaf

Which cell technology was made possible by the development of micromanipulation tools

The most common drainage pattern is ________. a. dendritic b. radial c. trellis d. boreal

Find f(x) · g(x) = (fg)(x). Simplify. f(x) = x2 + 4 g(x) = x2 − x + 5

Suppose you toss a coin 98 times, with 56 tosses landing on tails. About what percentage of the tosses would be tails?

Unknown angle measures?

What type of energy is present inside the bonds of atoms?

good job