a) x , Equation: 3x +5x-12 = 0 343) 3(4/3)+ 5(43) -12=0 b) x 1+v6, Equation: x2-2x - 5= 0 2.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.4: Applications
Problem 17EQ
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b2.4ac
b2.4a
b2-4ac
Zero
ave
Negative
blem 3
each of the following equations, show that the giv
ation by direct substitution.
a) x =
Equation: 3x² + 5x– 12 = 0
3148)3(4/3)+ 5(43)-12=0
41:
3443
b) x= 1+v6, Equation: x2-2x-5= 0
2.
+
-50
Transcribed Image Text:b2.4ac b2.4a b2-4ac Zero ave Negative blem 3 each of the following equations, show that the giv ation by direct substitution. a) x = Equation: 3x² + 5x– 12 = 0 3148)3(4/3)+ 5(43)-12=0 41: 3443 b) x= 1+v6, Equation: x2-2x-5= 0 2. + -50
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