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Parity of Convolution

Given the following statementsStatement 1:Convolution of an odd and an even function is an odd function.Statement 2:Convolution of two odd or two even functions is an even function.Choose the correct option for the above statements
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Answer & Explanation
Correct AnswerD. Both statements 1 and 2 are true

Quick Explanation

Convolution preserves parity according to the same even/odd combination rules: even*even is even, odd*odd is even, and odd*even is odd. Therefore both statements are true, giving option D.

Formula / Key Relation

E*E→E; O*O→E; E*O→O
Parity of Convolution explanatory diagram

Detailed Explanation

Correct Answer

D — Both statements 1 and 2 are true

Statement-wise Analysis

Statement 1: True

Statement 2: True

Concept and Reasoning

Convolution preserves parity according to the same even/odd combination rules: even*even is even, odd*odd is even, and odd*even is odd. Therefore both statements are true, giving option D.

Calculation / Key Relation

E*E→E

O*O→E

E*O→O

Exam Takeaway

Two same parities give even; mixed parities give odd.

Common Mistake

Do not assume odd convolved with odd remains odd.

Quick Trick

Two same parities give even; mixed parities give odd.

Common Mistake

Do not assume odd convolved with odd remains odd.

Exam Tip

Two same parities give even; mixed parities give odd.

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