Solve and check your solutions.
= 5
A. x = 7
B. x = 2
C. x = 6
D. x = 10
Answer: D
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Differentiate the function.r(t) = (cot t)i + (csc t)j
A. r'(t) = (sec2 t)i + (tan t sec t)j B. r'(t) = (csc2 t)i + (cot t csc t)j C. r'(t) = (-csc2 t)i - (cot t csc t)j D. r'(t) = (-sec2 t)i - (tan t sec t)j
Solve the problem.The arch beneath a bridge is semi-elliptical, a one-way roadway passes under the arch. The width of the roadway is 32 feet and the height of the arch over the center of the roadway is 11 feet. Two trucks plan to use this road. They are both 8 feet wide. Truck 1 has an overall height of 
and Truck 2 has an overall height of 
. Draw a rough sketch of the situation and determine which of the trucks can pass under the bridge.
A. Truck 1 can pass under the bridge, but Truck 2 cannot. B. Truck 2 can pass under the bridge, but Truck 1 cannot. C. Both Truck 1 and Truck 2 can pass under the bridge. D. Neither Truck 1 nor Truck 2 can pass under the bridge.
Provide an appropriate response.Consider the linear equation in three variables 
. Find a pair of linear equations that, when considered together with the given equation, will form a system having infinitely many solutions.
What will be an ideal response?
Find the slope of the line containing the two points.(7, 0); (0, 2)
A. - 
B. 
C. - 
D. 