Provide an appropriate response.Use the tangent function to find the indicated part of triangle ABC. Round to four significant digits. Find a if A = 31.7° and b = 6.4 ft.
A. 3.953 ft
B. 6.4000 ft
C. 10.36 ft
D. 0.09650 ft
Answer: A
Mathematics
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Add.?-13? + 39
A. -52 B. -26 C. 26 D. 52
Mathematics
Find the derivative of y with respect to x.y = 5x4 sin-1 x
A. 
+ 20x3 sin-1 x
B. 
C. 
+ 20x3
D. 
+ 20x3 sin-1 x
Mathematics
Solve the problem.A rock is propelled upward from the top of a building 200 feet tall at an initial velocity of 160 feet per second. The function that describes the height of the rocket in terms of time t is 
Determine the maximum height that the rock reaches.
A. 618 ft B. 600 ft C. 639 ft D. 582 ft
Mathematics
Graph the quadratic equation.y = -x2 - 2x
A. 
B. 
C. 
D. 
Mathematics