Draw a tree diagram for the experiment. Then use the diagram to find the number of possible outcomes.Spin the spinner once and toss a coin.  

A. 8
B. 4
C. 6
D. 16


Answer: A

Mathematics

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Use implicit differentiation to find dy/dx and d2y/dx2.xy + 3 = y, at the point (4, -1)

A.  =  = 
B.  = -  = 0
C.  = 3;  = - 24
D.  =  = - 

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Evaluate the polynomial.x2 + 3y2 + 2xy for x = 4 and y = 1

A. 27 B. 19 C. 31 D. 24

Mathematics

Simplify the rational expression.

A.
B.
C.
D.

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Subtract.(-2r4 + 9r3 - 3r) - (8r4 - 9r3 + 6r2 - 2r)

A. -6r4 - 6r2 + r B. -10r4 + 18r3 - 6r2 - r C. 10r4 - 18r3 + 6r2 + r D. 6r4 + 6r2 - r

Mathematics