Use the quadratic formula or graphing methods to solve the inequality.4x2 + 20x + 8 ? 0
A. x ? 
? -4.562 or x ? 
? -0.438
B. x ? 
? -4.562
C. x ? 
? -0.438
D. 
? -4.562 ? x ? 
? -0.438
Answer: A
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A. Systematic B. Stratified C. Convenience D. Simple random
Solve. Round to the nearest tenth.Juliet runs out of gas in Barnhaven, South Carolina. She walks 7 mi west and then 4 mi south looking for a gas station. How far is she from her starting point?
A. 8.1 mi B. 5.7 mi C. 65 mi D. 3.3 mi
Estimate the following mentally.90 + 53 - 253 + 410
A. 700 B. 625 C. 300 D. 350
Solve.Find the capacity (volume in cubic feet) of a rectangular chest with inside measurements of 6 feet by 3
feet by 1
feet.
A. 8
cu ft
B. 4
cu ft
C. 26 cu ft
D. 1
cu ft