Simplify. Assume there are no zero denominators.






Mathematics

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Write a chain rule formula for the following derivative. for w = f(x, y, z); x = g(r, s), y = h(t), z = k(r, s, t)

A.  =  
B.  =  + 
C.  =   +  
D.  =  + 

Mathematics

Use power series operations to find the Taylor series at x = 0 for the given function.x6 cos ?x

A.
B.
C.
D.

Mathematics

Find the distance between the pair of points.(4, 5) and (-1, -4)

A.
B.
C. -4 
D. 45 

Mathematics

Solve.A rotating beacon is located a distance d from a long wall. The distance d is given by , where t is the time measured in seconds since the beacon started rotating. Solve the equation for t.

A. t = 2? tan 
B. t =  tan 
C. t = 2? arctan 
D. t =  arctan 

Mathematics