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Junior Class 1 Answered

solve 3 x squared minus 12 x equals 0 space w h e r e space x element of left curly bracket a plus i b comma a comma b comma element of R right curly bracket
Asked by araima2001 | 18 Apr, 2016, 06:07: PM
answered-by-expert Expert Answer

3 x squared minus 12 x equals 0 rightwards double arrow 3 x open parentheses x minus 4 close parentheses equals 0 rightwards double arrow x equals 0 space o r space x minus 4 equals 0 rightwards double arrow x equals 0 space o r space x equals 4 B o t h space 0 space a n d space 4 space a r e space c o m p l e x space n u m b e r s space w i t h space i m a g i n a r y space p a r t space e q u a l space t o space z e r o.

Answered by | 18 Apr, 2016, 06:43: PM

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