m3rk098 m3rk098

01-05-2018
Mathematics

contestada

hey can you please help me posted picture of question

hey can you please help me posted picture of question class=

Respuesta :

11beehshahbaz 11beehshahbaz

01-05-2018

The correct answer is option B

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

= 5(4+2i) + 3i(4+2i)

= 20 +10i + 12i +6i²

= 20 +22i +6(-1)

= 20 + 22i - 6

= 14 + 22i

Answer Link

Otras preguntas

Compare the quantity in column A with the quantity in column B. Choose the best answer.

Warning signs of suicide are much different than those of depression. TRUE or FALSE

What event inspired a new perspective on, and attention towards, African civil rights and African nationalism? a. World War I b. the Balfour Declaration c. t

Ethanol is the active principle in intoxicating drinks. a. TRUE b. FALSE

The most common budgeting period is

Ernest Rutherford is known for his work with the gold foil experiment and the discovery of the _____.

Differential pay schedule is based on: Choose one answer. a. FICA b. Different levels of performance c. FUTA d. Gross pay e. None of these

What are the advantages of a Free Enterprise system to consumers? a. market competition c. offering the best product at the lowest prices b. competitve price

what number is needed to complete the pattern below 66 73 13 21 52 _1020

When is the Sun's right ascension (RA) 18 hours? a. fall equinox b. winter solstice c. vernal equinox d. summer solstice