The distance that an object will fall in t seconds varies directly with the square of t. An object falls 7 feet in 1 second. How long will it take to fall 28 feet?
?
A. ?
B. ?
C. ?
D. 
E. ?
Answer: D
Mathematics
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A. 747 B. 1073 C. 1053 D. 900
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Evaluate the expression.
? 62
A. 12 B. 216 C. 8 D. 36
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Find the missing factor.3x2 + 22x + 35 = (3x + 7)( )
A. x + 5 B. 3x + 28 C. x - 5 D. 3x + 5
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Write each inequality in interval notation and graph the interval on a number line.x < 2
A. (-?, 2)
B. [2, ?)
C. (-?, 2]
D. (2, ?)
Mathematics