Find the requested probability.If P(A ? B) = 0.64, P(A) = 0.31, and P(B) = 0.49, find P(A ? B).
A. 0.57
B. 0.28
C. 0.16
D. 0.12
Answer: C
Mathematics
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Perform the indicated operation.(-6x3 + 9x2 + 4) - (-5x3 + 2x - 5)
A. -11x3 + 9x2 + 2x - 1 B. -x6 + 9x4 - 2x2 + 9 C. -x3 + 9x2 + 2x - 1 D. -x3 + 9x2 - 2x + 9
Mathematics
Identify the type of surface represented by the given equation. 
+ 
= 
A. Elliptical paraboloid
B. Elliptical cone
C. Hyperbolic paraboloid
D.
| Ellipsoid |
Mathematics
Find the linearization L(x) of f(x) at x = a.f(x) = 3x2 + 2x + 2, a = 3
A. L(x) = 20x - 25 B. L(x) = 16x + 29 C. L(x) = 20x + 29 D. L(x) = 16x - 25
Mathematics
Find the inverse of the matrix, if possible.A = 
A. 
B. 
C. 
D. 
Mathematics