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Pure Imaginary Number
A pure imaginary number is a specific type of complex number in the standard form where the real part is strictly zero (). Under this condition, the expression simplifies to .
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Intermediate Algebra @ OpenStax
Ch.8 Roots and Radicals - Intermediate Algebra @ OpenStax
Algebra
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Square Root of a Negative Number Is Not Real
Commutative Property of Addition
Commutative Property of Multiplication
Associative Property of Addition
Associative Property of Multiplication
Additive Identity
Multiplicative Identity
Multiplication by Zero
Distributive Property
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Nested Subsets of the Real Number System
Absolute Value
Complex Number
Standard Form of a Complex Number
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Imaginary Number
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Complex Number System
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In a technical database for a signal processing firm, a data entry clerk must categorize inputs according to their mathematical properties. If a value has a real part of zero () in the form , it is classified as a pure imaginary number. Which of the following entries should be marked as a pure imaginary number?
A quality control technician is auditing the outputs of an electronic sensor. The outputs are recorded as complex numbers in the standard form . To categorize an output as a pure imaginary number, the value of the real part must be exactly ____.
A technical manual for a data analysis tool states that a complex number in the standard form is classified as a pure imaginary number if the real part is equal to zero.
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Technical Standards for Signal Processing