Provide an appropriate response.Explain why the sum of the coefficients in the expansion of 
is zero. Give an example.
What will be an ideal response?
Answers will vary
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Find the derivative of y with respect to x, t, or ?, as appropriate.y = ln 
A. 
B. 
C. 
D. 
Solve.The function h(t) = -16t2 + 160t - 384 gives the height h, in feet, of a flare fired from the bottom of a gorge 
deep with an initial velocity of 
The flare fired is visible only when it is above the rim. During what interval can the flare be seen?
A. 4 < t < 6 B. 8 < t < 10 C. 12 < t < 14 D. 0 < t < 4
Solve.A wheel with a 19-inch diameter is turning at the rate of 53 revolutions per minute. To the nearest inch per minute, what is the linear speed of a point on the rim?
A. 3171 in./min B. 3217 in./min C. 3164 in./min D. 3210 in./min
Find the missing quantities by first computing the markup on one base and then computing the markup on the other. Round rates to the nearest tenth of a percent and dollar amounts to the nearest cent.
A. Markup = $3.72 Selling price = $2.71 % Markup on cost = 57.8% B. Markup = $2.36 Selling price = $4.07 % Markup on cost = 36.7% C. Markup = $3.73 Selling price = $10.15 % Markup on cost = 57.8% D. Markup = $2.36 Selling price = $8.79 % Markup on cost = 26.8%