N is Poisson (8.2).
Find E ( X ), Var ( X ), and SD( X ) for the given random variable
8.2, 8.2, 2.863564
Mathematics
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Solve the given equation for x.1 - y = tan-1 (3x - 8)
A. x = 
B. x = 
C. x = (1 - y) tan (3y - 8)
D. x = 
Mathematics
Let C be a smooth curve defined by r(t) = 2i+3tj+2tk, and let T(t) and N(t) be the unit tangent vector and unit normal vector to C corresponding to t. The plane determined by T and N is called the osculating plane. Find an equation of the osculating plane of the curve described by r(t) at t = 1.
a. z=2 b. y=3 c. 2x+3y+2z=1 d. x=2
Mathematics
Use the graph to complete the identity.
= ? 
A. cot 3x B. tan 5x C. tan 2x + tan 8x D. -cot 3x
Mathematics
Find the indicated trigonometric function of ?.
sec ?
A. 
B. 
C. 
D. 1
Mathematics