Answer:
-10.3 and 2.3
Explanation:
use quadratic formula:
-8 ± √8²-4(-24) ÷ 2
= -8 ±√64+96 ÷ 2
= -8 ± √160 ÷ 2
= -8 + 4√10 / 2 and
-8 - 4√10 / 2
which is the same as -4 + 2√10 and -4 + 2√10
which is the same as -10.3 and 2.3
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