Frankie103947
04.12.2019 •
Mathematics
Which are the solutions of the quadratic equation?
x2 = 9x + 6
-9 -
105
-9 +
105
© - 9 - v105 -9 + v105
-9–157 -9 + 157
9-x105 9 + y 105
9-157 9 + 157
-
10
+
105
9-
57
9 +
57
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Ответ:
- more than 162 lbs.
- between 150 and 155 lbs.
- between 155 and 162 lbs.