Determine whether the graph is the graph of a function.

A. Function
B. Not a function


Answer: A

Mathematics

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Find the vector projv u.v = k, u = 9i + 2j + 6k

A. k
B. i + j + k
C. 6k
D. i + j + k

Mathematics

Use a product-to-sum identity to rewrite the expression.cos 12° sin 42°

A. 0.5(sin(54°) + sin (30°)) B. 0.5(cos(54°) - cos (30°)) C. 0.5(cos(54°) + cos (30°)) D. 0.5(sin(54°) - sin (30°))

Mathematics

Round the number so that there is only one nonzero digit.510

A. 400 B. 600 C. 510 D. 500

Mathematics

Find the probability.Two 6-sided dice are rolled. What is the probability that the sum of the two numbers on the dice will be greater than 9?

A.  
B.  
C. 6
D.  

Mathematics