Provide an appropriate response.The accompanying figure shows a portion of the graph of a function that is twice-differentiable at all x except at x = p. At each of the labeled points, classify y' and y" as positive, negative, or zero.
What will be an ideal response?
a: both y' and y" are undefined.
b: y' =0 and y"> 0
c: y' > 0 and y" = 0
d: y' = 0 and y" = 0
e: y' > 0 and y" = 0
f: y' = 0 and y"< 0
g: y' < 0 and y" = 0
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Use formulas to find the area of the plane region.
A. 226.87 mi2 B. 907.46 mi2 C. 53.38 mi2 D. 106.76 mi2
Write the numbers in order of increasing size.2.864, 2.648, 2.684, 2.468
A. 2.864, 2.648, 2.684, 2.468 B. 2.864, 2.684, 2.648, 2.468 C. 2.468, 2.684, 2.648, 2.864 D. 2.468, 2.648, 2.684, 2.864
Solve the problem.The cost of an appliance is $400 and the customer is offered a trade-in allowance of $150. Sales tax of 4.79% is charged on the price of the new appliance. Find the final cost to the customer after his trade-in.
A. $169.16 B. $269.16 C. $261.98 D. $230.84
Solve the equation by completing the square.x2 + 4x + 40 = 0
A. {4, -8} B. {-2 ± 6i} C. {-2 ± 36i} D. {-2 + 6i}