en

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

simplify (-7+5i)(5+3i)

Solution

simplify

(- 7 + 5 i) (5 + 3 i)

Solution

- 50 + 4 i

Solution steps

(- 7 + 5 i) (5 + 3 i)

Apply complex arithmetic rule:

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

= (- 7 \cdot 5 - 5 \cdot 3) + (- 7 \cdot 3 + 5 \cdot 5) i

Simplify

(- 7 \cdot 5 - 5 \cdot 3) + (- 7 \cdot 3 + 5 \cdot 5) i : - 50 + 4 i

= - 50 + 4 i

Popular Examples

expand (x+1)(x+7)expand

(x + 1) (x + 7)

factor m(a-b)+(a-b)n factor

m (a - b) + (a - b) n

simplify 9\times 5 simplify

9 \times 5

simplify (x^2+2)^2+2 simplify

(x^{2} + 2)^{2} + 2

simplify (-2sin(t))^2 simplify

(- 2 sin (t))^{2}

Frequently Asked Questions (FAQ)

What is (-7+5i)(5+3i) ?
The solution to (-7+5i)(5+3i) is -50+4i