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Use the Quadratic Formula and a Calculator to Approximate the Solution

Question 215

Multiple Choice

Use the quadratic formula and a calculator to approximate the solution to the nearest tenth.
- $- 2 x ^ { 2 } + 6 x + 3 = 0$

A) $\{ - 3.4,0.4 \}$
B) $\{ - 0.9,6.9 \}$
C) $\{ - 0.4,3.4 \}$
D) $\{ - 13.5,16.5 \}$

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