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Intermediate Algebra

OPENSTAX

$Math Studyset Vaia Explanations$ Math

OER 2017 Edition · 1346 pages

ISBN: 9780998625720

Chapter 8: Q. 570 (page 856)

Multiply Complex Numbers
$- 6 i (- 3 - 2 i)$

Short Answer

Expert verified

The Solution is $18 i - 12$

Step by step solution

01

The Given Information

An expression is $- 6 i (- 3 - 2 i)$

02

Multiplying The terms

$= (- 6 i) (- 3) + (- 6 i) (- 2 i) = 18 i - 12$

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Most popular questions from this chapter

In the following exercises, write with a rational exponent.

$ⓐ \sqrt[8]{r} ⓑ \sqrt[10]{s} ⓒ \sqrt[4]{t}$

In the following exercises, use the Product Property to simplify radical expression $\sqrt{27}$ .

Simplify-

(a) $\sqrt{288}$

(b) $\sqrt[3]{81}$

(c) $\sqrt[4]{64}$

Write as a radical expression:

(a) $t^{\frac{1}{2}}$

(b) $m^{\frac{1}{3}}$

(c) $r^{\frac{1}{4}}$

Simplify:

$(a) \sqrt{\frac{a^{8}}{a^{6}}} (b) \sqrt[4]{\frac{x^{7}}{x^{3}}} (c) \sqrt[4]{\frac{y^{17}}{y^{5}}}$

See all solutions

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