Name the quadrant in which the angle ? lies.cot ? < 0, cos ? > 0

A. I
B. II
C. III
D. IV


Answer: D

Mathematics

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Fill in the blank with one of the words listed below.If x2 = a, then x =  or x = -. This property is called the  property.

A. square root B. quadratic C. completing the square D. conjugate

Mathematics

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

A.  = 0
B.  = 
C.  = 
D.  =  

Mathematics

Solve the system by graphing. If there isn't a unique solution to the system, state the reason.x = -yy + x = 6

A. inconsistent system of equations B. (1, 1) C. (1, 5) D. dependent equations

Mathematics

Write the integral that gives the surface area generated when the curve is revolved about the x-axis. Do not simplify.y = tanx on  

A. 2?dx
B. dx
C. dx
D. 2?dx

Mathematics