en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify 4i(3-5i)

Solution

simplify

4 i (3 - 5 i)

Solution

20 + 12 i

Solution steps

4 i (3 - 5 i)

Apply the distributive law:

a (b - c) = ab - a c

4 i (3 - 5 i) = 4 i 3 - 4 i 5 i

= 4 i 3 - 4 i 5 i

4 i 3 = 12 i

- 4 i 5 i = 20

= 12 i + 20

Rewrite in standard complex form:

20 + 12 i

= 20 + 12 i

Popular Examples

simplify 0x^2-x^2 simplify

0 x^{2} - x^{2}

\frac{49}{21}

simplify 2(16)simplify

2 (16)

factor 2x^3-9x^2+12x-4 factor

2 x^{3} - 9 x^{2} + 12 x - 4

simplify 3sqrt(25)+2sqrt(3)simplify

325 + 23

Frequently Asked Questions (FAQ)

What is 4i(3-5i) ?
The solution to 4i(3-5i) is 20+12i