Write an equation of the line with the given slope, m, and y-intercept (0, b).m = 2, b = 9
A. y = -2x - 9
B. y = 2x + 9
C. y = 9x + 2
D. y = -9x - 2
Answer: B
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Use the order of operations to find the value of the expression.2(-4)2 - 3(-2)2
A. -4 B. 116 C. 20 D. 28
A building in the shape of a rectangular box is to have a volume of 21,000ft3 (see the figure). It is estimated that the annual heating and cooling costs will be $2/square foot for the top, $7/square foot for the front and back, and $3/square foot for the sides. Find the dimensions of the building that will result in a minimal annual heating and cooling cost. What is the minimal annual heating and cooling cost(C)?
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x = __________
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y = __________
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z = __________
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C = __________
What will be an ideal response?
Consider the series 
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Find the radius of convergence of the power series.
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__________
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Find the interval of convergence of the power series.
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__________
What will be an ideal response?
Find an equation of variation for the given situation.y varies directly as the square of x, and y = 4.95 when x = 3.
A. y = 0.6x2
B. y = 2.12x2
C. y = 0.59
D. y = 0.55x2