?The profit (in dollars) from selling x units of calculus textbooks is given by 
. Find the marginal profit when 
. Round your answer to two decimal places.
?
A. ?$35.00
B. ?$20.00
C. ?$5.00
D. ?$-125.00
E. ?$-130.05
Answer: C
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Simplify the radical expression.
?
?
Your answer should be a radical expression.
What will be an ideal response?
Solve the equation by the square root property.(2x + 2)2 = 16
A. {-3, 1} B. {0, 1} C. {1, 3} D. {-9, 9}
Suppose a restaurant offers the prix fixe menu below. ? Main course: prime rib, steak, chicken Side dish: soup, salad, crab cakes Dessert: cheesecake, chocolate delight, ice cream Beverage:coffee, tea, milk ? In how many ways can someone order a meal consisting of one choice from each category?
Fill in the blank(s) with the appropriate word(s).
Determine the vertex and the x-intercepts. Then sketch the graph.y = x2 - 4
A. 
Vertex: (-4, 0); x-intercept: (-4, 0)
B. 
Vertex: (0, -4); x-intercepts: none
C. 
Vertex: (0, 4); x-intercepts: none
D. 
Vertex: (0, -4); x-intercepts: (-2, 0) and (2, 0)