Name the conic or limiting form represented by the given equation.x2 + 10x + 8y + 1 = 0
A. Ellipse
B. Line
C. Parabola
D. Parallel lines
Answer: C
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Find numbers a and b, or k, so that f is continuous at every point.
A. a = 2, b = 3 B. a = -2, b = 3 C. a = 2, b = -3 D. Impossible
Find the LCD of the given rational expressions.
; 
A. 12(x - 2)(x + 2) B. 4(x - 2)2(x + 2) C. 12(x - 2)2(x + 2) D. 48(x - 2)2(x + 2)
Solve the problem.Marty's Tee Shirt & Jacket Company is to produce a new line of jackets with a embroidery of a Great Pyrenees dog on the front. There are fixed costs of $560 to set up for production, and variable costs of $29 per jacket. Write an equation that can be used to determine the total cost, C, encountered by Marty's Company in producing x jackets, and use the equation to find the total cost of producing 148 jackets.
A. $4864 B. $4844 C. $4852 D. $4832
Solve the problem.The cost of owning a home includes both fixed costs and variable utility costs. Assume that it costs $3644 per month for mortgage and insurance payments and it costs an average of $1.57 per unit for natural gas, electricity, and water usage. Determine a linear equation that computes the annual cost of owning this home if x utility units are used.
A. y = -1.57x + 3644 B. y = 1.57x + 3644 C. y = -1.57x + 43,728 D. y = 1.57x + 43,728