Provide an appropriate response.Determine the value of b so that the vectors u = i - bj and v = -2i - 4j are orthogonal.
A. - 2
B. 2
C. 
D. - 
Answer: C
Mathematics
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Solve the logarithmic equation.log3(x - 2) + log3(x - 8) = 3
A. {-1} B. {12} C. {11, -1} D. {11}
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Write the expression in terms of sine and cosine, and simplify so that no quotients appear in the final expression.csc x(sin x + cos x)
A. -2 tan2 x B. sec x csc x C. sin x tan x D. 1 + cot x
Mathematics
P(6 ? X ? 8)
The probability density function of X is f (x) = 3/ x4 over [1, ?) . Compute the following quantity.
Mathematics
Find the measures of x, y, and z in the figure.
A. ?x = 118° ?y = 27° ?z = 118° B. ?x = 153° ?y = 27° ?z = 153° C. ?x = 63° ?y = 27° ?z = 63° D. ?x = 27° ?y = 153° ?z = 153°
Mathematics