2. Expand the following summations: a. b. Σxy c. Ef-o(2 + z;) d. E- x+ y e. E(axi+ b)? f. E(2xi+ 3y:)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section: Chapter Questions
Problem 26RE
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2. Expand the following summations:
a. E-, ai -a1+az+a3.a4+ a5
b. E-5 xy
c Σ-(2+ 2)
d. Et-1 x+ y
Li=1
e. EE(axi+ b)2
r16
f. E(2xi+ 3y)
Transcribed Image Text:2. Expand the following summations: a. E-, ai -a1+az+a3.a4+ a5 b. E-5 xy c Σ-(2+ 2) d. Et-1 x+ y Li=1 e. EE(axi+ b)2 r16 f. E(2xi+ 3y)
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