Simplify the Expression $( - 5 + \sqrt { - 15 } ) ( 1 - \sqrt { - 15 } )$

question 40

Multiple Choice

Simplify the expression. Enter the answer in a + bi form. $( - 5 + \sqrt { - 15 } ) ( 1 - \sqrt { - 15 } )$

• A) \(10 - 6 \sqrt { 15 i }\)
• B) \(10 + 6 \sqrt { 15 i }\)
• C) \(- 20 + 6 \sqrt { 15 i }\)
• D) \(- 20 - 6 \sqrt { 15 } i\)

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Definitions:

Production Planning

The process of aligning demand with manufacturing capacity to create production and procurement schedules for finished products and component materials.

Groupthink

A psychological phenomenon where the desire for group consensus overrides people's ability to make sound decisions, often leading to flawed outcomes.

Illusions Of Vulnerability

Refers to the distorted belief that one is less susceptible to risks and negative outcomes than others.

Peer Pressure

The influence exerted by a peer group in encouraging a person to change their attitudes, values, or behaviors to conform to group norms.