en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify (-2i)(8i)

Solution

simplify

(- 2 i) (8 i)

Solution

16

Solution steps

(- 2 i) (8 i)

Apply rule:

(- a) = - a

(- 2 i) = - 2 i

= - 2 i 8 i

Multiply the numbers:

- 2 \cdot 8 = - 16

= - 16 ii

Apply exponent rule:

aa = a^{2}

ii = i^{2}

= - 16 i^{2}

Apply imaginary number rule:

i^{2} = - 1

= - 16 (- 1)

Multiply the numbers:

- 16 (- 1) = 16

= 16

Popular Examples

expand (2x-y)^5 expand

(2 x - y)^{5}

simplify (-3)/(-4)simplify

\frac{- 3}{- 4}

\frac{300}{180}

simplify (sin(x))/(cos(x))+(cos(x))/(1+sin(x))simplify

\frac{sin ( x )}{cos ( x )} + \frac{cos ( x )}{1 + sin ( x )}

simplify 3x^0 simplify

3 x^{0}

Frequently Asked Questions (FAQ)

What is (-2i)(8i) ?
The solution to (-2i)(8i) is 16