Solve the problem.Find the equation of the tangent to the parabola y2 = -3x at the point (-3, -3).
A. y = 
x - 3
B. y = 
x - 
C. y = - 
x - 3
D. y = - 
x - 
Answer: B
Mathematics
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Find the center and radius of the sphere.3x2 + 3y2 + 3z2 - 2x + 2y = 9
A. C
, a = 
B. C
, a = 
C. C
, a = 
D. C
, a = 
Mathematics
Solve the problem.Suppose that a weight on a spring has an initial position of 
inches and a period of P
Find a function 
that models the displacement of the weight.
A. s(t) = -4 cos (2?(0.4)t) B. s(t) = -2 cos (2?(2.5)t) C. s(t) = -4 cos (2?(2.5)t) D. s(t) = -2 cos (2?(0.4)t)
Mathematics
Find the distance d(P1, P2) between the points P1and P2.P1 = (1, -4); P2 = (-1, 4)
A. 10
B. 60
C. 2
D. 60
Mathematics
Identify the numerical coefficient of the term.- 
A. - 
B. 
C. -3
D. 3
Mathematics