en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

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

Solution

simplify

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

Solution

41

Solution steps

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

Apply complex arithmetic rule:

(a + bi) (a - bi) = a^{2} + b^{2}

= (- 4)^{2} + 5^{2}

(- 4)^{2} + 5^{2} = 41

= 41

Popular Examples

simplify 5a+b-3b simplify

5 a + b - 3 b

(-1)/4 \div 6/8

\frac{- 1}{4} \div \frac{6}{8}

simplify-2sqrt(150)simplify

- 2150

simplify 4(2p+4q+6)simplify

4 (2 p + 4 q + 6)

simplify 3n+3(1+8n)simplify

3 n + 3 (1 + 8 n)

Frequently Asked Questions (FAQ)

What is (-4+5i)(-4-5i) ?
The solution to (-4+5i)(-4-5i) is 41