Find u ? v.u = -9j, v = 5i
A. -4
B. -14
C. 0
D. 14
Answer: C
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Write a system of two linear equations in x and y whose graphs are given. Then, solve the system.Intercept point at (0, 0). Other points graphed are at (5, 7), (1, 9) and (6, -1).
What will be an ideal response?
Use the fundamental identities to simplify the expression.
A. cos x B. cos2 x C. sin x D. sin2 x
Sketch the region enclosed by the curves 
and x = 2. Find the area of the region correct to two decimal places.
a. 22.67 b. 32.67 c. 20.67 d. 52.67 e. 62.67 f. 42.67
Solve the problem.There are five brands of a product on the market, three of which have very loyal customers who never change brands. The transition matrix for the five brands is shown below (where the brands are labeled A, B, C, D, and E). About how many times, on average, will a person currently using brand C or brand D use his or her current brand before trying one of the brands that have loyal followings? Round your answer to the nearest hundredth.ABCDE
A. 1.31 B. 0.21 C. 2.51 D. 1.20