Watch the video here on how to solve quadratic equations using Quadratic formula method:
After watching the video, try and solve the following quadratic equations using Quadratic formula method:
(1) x2 + 5 + 6x = 0 (2) x2 – 2x – 3 = 0 (3) 2x2 – 5x – 3 = 0 (4) 2x2 – 3x – 20 = 0
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