Write the solution set in interval notation.{x|x ? -5}
A. (-?, -5)
B. (-5, ?)
C. [-5, ?)
D. (-?, -5]
Answer: D
Mathematics
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Solve.The distance D that a spring is stretched by a hanging object varies directly as the weight W of the object. If a 25-kg object stretches a spring 89 cm, find the distance the spring is stretched when the weight is 18-kg. Round to the nearest hundredth of a centimeter if necessary.
A. 64.08 cm B. 132 cm C. 5.06 cm D. 3.56 cm
Mathematics
Evaluate the expression.
A. 
B. 
C. 
D. 
Mathematics
Solve the formula for the specified variable.V = 
Bh for h
A. h = 
B. h = 
C. h = 
D. h = 
Mathematics
Find the equation of the axis of symmetry of the parabola.y = 10x2 - 180x + 813
A. x = 9 B. x = -3 C. x = 3 D. x = 0
Mathematics