Determine whether the relation is a function.
A. Function
B. Not a function
Answer: A
Mathematics
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Find the component form and magnitude of the indicated vector.Given that P = (11, 5) and Q = (3, 10), find the component form and magnitude of the 
A. 
, 89
B. 
, 
C. 
, 
D. 
, 89
Mathematics
Match the correct function to the graph.
A. y = -2x2 - 1 B. y = -2x2 C. y = 1 - x2 D. y = -2x2 + 1
Mathematics
Find the indicated cross product.v = 3i + 5j, w = 5i + 3kFind w × v.
A. -15j - 15k B. -15i + 9j + 25k C. -9i + 15j + 25k D. 25i + 15j - 15k
Mathematics
The letters r and ? represent polar coordinates. Write the equation using rectangular coordinates (x, y).r = 2(sin ? - cos ?)
A. x2 + y2 = 2x - 2y B. 2x2 + 2y2 = x - y C. x2 + y2 = 2y - 2x D. 2x2 + 2y2 = y - x
Mathematics