Tell whether the relation is a function.{(-9, 2), (1, -7), (4, -7), (-9, 2), (10, -9)}
A. Function
B. Not a function
Answer: B
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Evaluate the expression.
A. 
B. 
C. 
D. 
Non-zero vectors v and w are given. Determine the vector decomposition of v into orthogonal components v1 and v2, where v1 is parallel to w and v2 is orthogonal to w.v = 3i + 5j; w = 2i - j
A. v1 = 
i + 
j, v2 = 
i + 
j
B. v1 = 
i + 
j, v2 = 
i + 
j
C. v1 = 
i + 
j, v2 = - 
i + 
j
D. v1 = 
i + 
j, v2 = 
i + 
j
Find the area or volume of the figure, as specified.Find the volume.
A. 90x8y7 B. 90x9y8 C. 90x7y6 D. 15x9y8
Solve the problem. If necessary, round your result to the nearest tenth unless instructed differently. The precise value of your approximation may depend on the conversion path that you choose.A label on a box shows that the box weighs 110 kg. How many pounds is that?
A. 116.6 lb B. 242 lb C. 49.9 lb D. 279.4 lb