Find v ? u.v = 
and u = 
A. 
i - 
j
B. 0
C. 
D. 
i - 
j
Answer: B
Mathematics
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Two sides and an angle are given. First, determine whether the given information results in no triangle, one triangle, or two triangles. Solve each resulting triangle.B = 29°, b = 7, a = 22
A. one triangle; A = 25°, C = 125°, c = 26 B. no triangle C. one triangle; A = 28°, C = 124°, c = 30.5 D. one triangle; A = 27°, C = 123°, c = 29
Mathematics
Divide and simplify. Assume that all variables represent positive real numbers.
A. 2
B. 
C. 
D. 4
Mathematics
Solve the equation.
= 
A. {-4}
B. 
C. 
D. 
Mathematics
Find the volume of the sphere. Suppose, that r=6.1 cm. Use ?=3.14. Round your answer to the nearest tenth place.
Mathematics