en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify (1+6i)(-7+4i)

Solution

simplify

(1 + 6 i) (- 7 + 4 i)

Solution

- 31 - 38 i

Solution steps

(1 + 6 i) (- 7 + 4 i)

Apply complex arithmetic rule:

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

= (1 \cdot (- 7) - 6 \cdot 4) + (1 \cdot 4 + 6 (- 7)) i

Simplify

(1 \cdot (- 7) - 6 \cdot 4) + (1 \cdot 4 + 6 (- 7)) i : - 31 - 38 i

= - 31 - 38 i

Popular Examples

\frac{49}{4}

simplify 7/0 simplify

\frac{7}{0}

simplify 0.3y^2*(-1/3 x^4y^6)simplify

0.3 y^{2} \cdot (- \frac{1}{3} x^{4} y^{6})

simplify (2x^2y)^3 simplify

(2 x^{2} y)^{3}

simplify 1.3^2 simplify

1. 3^{2}

Frequently Asked Questions (FAQ)

What is (1+6i)(-7+4i) ?
The solution to (1+6i)(-7+4i) is -31-38i