en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify (3+6i)(3-6i)

Solution

simplify

(3 + 6 i) (3 - 6 i)

Solution

45

Solution steps

(3 + 6 i) (3 - 6 i)

Apply complex arithmetic rule:

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

= 3^{2} + 6^{2}

3^{2} + 6^{2} = 45

= 45

Popular Examples

(x-7)/(x+4)>= 0

\frac{x - 7}{x + 4} \geq 0

(x^2-16)/(x^4-16)<0

\frac{x ^{2} - 16}{x ^{4} - 16} < 0

simplify 7sqrt(175)simplify

7175

factor 16y^8+8y^4+1 factor

16 y^{8} + 8 y^{4} + 1

factor x^2+4x factor

x^{2} + 4 x

Frequently Asked Questions (FAQ)

What is (3+6i)(3-6i) ?
The solution to (3+6i)(3-6i) is 45