descriminant of
x2- 6x - 27=0
x2-25 = 0
x2+ 10x +25=0
2x2-5x + 3 =0
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descriminant of
x2- 6x - 27=0
x2-25 = 0
x2+ 10x +25=0
2x2-5x + 3 =0
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Answer:
1. b²-4ac
= (6)²-4(1)(-27)
= 36+108
= 144
2. (0)²-4(1)(-25)
= 0 + 100
= 100
3. (10)²-4(1)(25)
= 100-100
= 0
4. (-5)²-4(2)(3)
= 25-24
= 1