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11ab The operation "*" is defined on by a*b = 19 for all a,b € R. Which of the following is true about the operation "*" on R? OA. 11 The operation obeys the law of the identity and the identity is e 19 OB. 19 The operation obeys the law of the identity and the identity is e= 11 OC. The operation does not obey the law of the identity. OD. The operation obeys the law of the identity and the identity e = 1. O E. All the choices in this list are false.

11ab The operation "*" is defined on by a*b = 19 for all a,b € R. Which of the following is true about the operation "*" on R? OA. 11 The operation obeys the law of the identity and the identity is e 19 OB. 19 The operation obeys the law of the identity and the identity is e= 11 OC. The operation does not obey the law of the identity. OD. The operation obeys the law of the identity and the identity e = 1. O E. All the choices in this list are false.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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11ab The operation "*" is defined on by a*b = 19 for all a, b E R. Which of the following is true about the operation "*" on R? OA The operation obeys the law of the identity and the identity is e= 11 19 OB. The operation obeys the law of the identity and the identity is OC. The operation does not obey the law of the identity. O E. All the choices in this list are false. OD. The operation obeys the law of the identity and the identity e = 1. 19 e== 11
Transcribed Image Text:11ab The operation "*" is defined on by a*b = 19 for all a, b E R. Which of the following is true about the operation "*" on R? OA The operation obeys the law of the identity and the identity is e= 11 19 OB. The operation obeys the law of the identity and the identity is OC. The operation does not obey the law of the identity. O E. All the choices in this list are false. OD. The operation obeys the law of the identity and the identity e = 1. 19 e== 11
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