en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify (2-3i)(4+2i)

Solution

simplify

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

Solution

14 - 8 i

Solution steps

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

Apply complex arithmetic rule:

(a + bi) (c + d i) = (a c - b d) + (a d + b c) i

= (2 \cdot 4 - (- 3) \cdot 2) + (2 \cdot 2 - 3 \cdot 4) i

Simplify

(2 \cdot 4 - (- 3) \cdot 2) + (2 \cdot 2 - 3 \cdot 4) i : 14 - 8 i

= 14 - 8 i

Popular Examples

simplify (x^2-2x)/(x^2-4)simplify

\frac{x ^{2} - 2 x}{x ^{2} - 4}

simplify 37*3 simplify

37 \cdot 3

simplify (sqrt(9+h)-3)(sqrt(9+h)+3)simplify

(9 + h - 3) (9 + h + 3)

- 4 \frac{4}{9} - 1 \frac{4}{9}

simplify 1/10+3/10 simplify

\frac{1}{10} + \frac{3}{10}

Frequently Asked Questions (FAQ)

What is (2-3i)(4+2i) ?
The solution to (2-3i)(4+2i) is 14-8i