Solve the inequality.x2 + 4x ? 0
A. (-?, 0] or [4, ?)
B. [-4, 0]
C. (-?, -4] or [0, ?)
D. [0, 4]
Answer: C
Mathematics
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A. 32 sq yd B. 16 sq yd C. 36 sq yd D. 10 sq yd
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Solve. Then graph. Write the solution set using both set-builder notation and interval notation.f - 5 < -12
A. {ff ? -7}, [-7, ?)
B. {ff > -7}, (-7, ?)
C. {ff < -7}, (-?, -7)
D. {ff ? -7}, (-?, -7]
Mathematics