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What is the solution to the inequality x2 + 2x ≤ 24?
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What is the solution to the inequality x2 + 2x ≤ 24?

User Tzup
by
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1 Answer

2 votes

Answer:

-6 ≤ x ≤ ∨ x = 4

Explanation:

x^2 + 2·x ≤ 24

x^2 + 2·x - 24 ≤ 0

-1 - √(1 + 24) ≤ x ≤ -1 + √(1 + 24)

-1 - 5 ≤ x ≤ -1 + 5

-6 ≤ x ≤ ∨ x = 4

User ShineDown
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