en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify (-2+4i)*(5+i)

Solution

simplify

(- 2 + 4 i) \cdot (5 + i)

Solution

- 14 + 18 i

Solution steps

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

Apply complex arithmetic rule:

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

= (- 2 \cdot 5 - 4 \cdot 1) + (- 2 \cdot 1 + 4 \cdot 5) i

Simplify

(- 2 \cdot 5 - 4 \cdot 1) + (- 2 \cdot 1 + 4 \cdot 5) i : - 14 + 18 i

= - 14 + 18 i

Popular Examples

\frac{62}{9}

simplify 2/4+3/8 simplify

\frac{2}{4} + \frac{3}{8}

simplify 19^1 simplify

1 9^{1}

simplify-1*(-9)simplify

- 1 \cdot (- 9)

simplify (2x)/(sqrt(30))simplify

\frac{2 x}{30}

Frequently Asked Questions (FAQ)

What is (-2+4i)*(5+i) ?
The solution to (-2+4i)*(5+i) is -14+18i