Solve the inequality.-0.3x ? 2.1
A. {x|x ? -7}
B. {x|x ? -0.7}
C. {x|x ? -0.7}
D. {x|x ? -7}
Answer: D
Mathematics
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A. 3x
B. ex3
C. 
D. x3
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where V is the volume and h is the height. If the volume is 290 cubic inches and the height is 19 inches, what is the radius? (Use 
and round to the nearest tenth.)
A. 3.8 in. B. 4.0 in. C. 1.9 in. D. 2.2 in.
Mathematics
Solve the equation.7x = 2(3x - 1)
A. -2 B. -1 C. 1 D. 2
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Find the LCD for the rational expression.
, 
A. (x - 6)2 B. (x + 6)(x - 6) C. (x + 6)2 D. (x - 6)(x + 6)2
Mathematics