What is the identity element?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.3: Geometric Sequences
Problem 56E
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2-4. defined on R by a • b = ab + 3.
2. What is the identity element?
a. e=
b.e =
3. What is the inverse of 3?
c.e =
d.e= 20-1.
a. -1
b.-
c. 4
d. 0
4. Compute 3.4.5.
a. 76
b. 78
C. 79
d. 65
Transcribed Image Text:2-4. defined on R by a • b = ab + 3. 2. What is the identity element? a. e= b.e = 3. What is the inverse of 3? c.e = d.e= 20-1. a. -1 b.- c. 4 d. 0 4. Compute 3.4.5. a. 76 b. 78 C. 79 d. 65
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