Solve the equation. 65 x2 +81 = 0 A) (9} B) (-9,9} C) (-9i,9i} D) (9i} b x2+4x +20 = 0 A) (-2- 16i, -2+16i} C) {-2-4i} B) (-2- 4i, -2 +4i} D) (-6,2)
Solve the equation. 65 x2 +81 = 0 A) (9} B) (-9,9} C) (-9i,9i} D) (9i} b x2+4x +20 = 0 A) (-2- 16i, -2+16i} C) {-2-4i} B) (-2- 4i, -2 +4i} D) (-6,2)
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter2: Equations And Inequalities
Section2.1: Equations
Problem 46E
Related questions
Question
Need help on 65 and 66
Transcribed Image Text:b? 5-3i
A)
11
16
B) -
29
3
34
16
16
34
2i
14
1+7i
1
A)
B) 5*25
C)
24 24
24 24
Solve the equation.
65 x2+81 = 0
A) (9}
B) {-9,9}
C) {-9i,9i}
D) (9i}
x2+4x+20 = 0
A) (-2- 16i, -2 +16i}
C) (-2-4i}
B) (-2- 4i, -2+4i}
D) (-6, 2}
67 x2 +12x+45 = 0
A) (-9, -3}
C) {-6 +3i}
B) (-6 - 3i, -6 +3 i}
D) (-6 - 9i, -6 +9 i}
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