SOLUTION: 4. x2 + 144 = 0 (1 point) a. 12 b. ±12i c. –12 d. ±12

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: 4. x2 + 144 = 0 (1 point) a. 12 b. ±12i c. –12 d. ±12       Log On


   

Question 375463: 4. x2 + 144 = 0 (1 point)
a. 12
b. ±12i
c. –12
d. ±12
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,

 x2 + 144 = 0

x^2 = -144

x+=+sqrt%28-144%29

x = ± 12i

Answer b. would be the proper selection