mathodical
1 Answer
chelleanne
2x^2 -8x +10 = 0 > a = 2, b = -8, c = 10
PLUG IN THE VALUES FOR: a, b, c
x = -(-8) + or - square root of (-8)^2 - 4(2)(10) over 2(2)
x = 8 + or - square root of 64 - 80 over 4
x = 8 + or - square root of -16 over 4
Note: -16 has a square root of 4i
Answer: x = 8 + 4i over4, 8 - 4i over 4
I think this is right!
| 13 years ago. Rating: 0 | |
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