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Solve the Quadratic Inequality (4+3x)2≥−9( 4 + 3 x ) ^ { 2 } \geq - 9

Question 101

Multiple Choice

Solve the quadratic inequality. Write the solution set in interval notation.
- (4+3x) 2≥−9( 4 + 3 x ) ^ { 2 } \geq - 9


A) [−73,−13]\left[ - \frac { 7 } { 3 } , - \frac { 1 } { 3 } \right]
B) ∅\varnothing
C) (−∞,∞) ( - \infty , \infty )
D) (−∞,−73) ∪(−13,∞) \left( - \infty , - \frac { 7 } { 3 } \right) \cup \left( - \frac { 1 } { 3 } , \infty \right)

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