If y varies directly as x, find a linear function which relates them.y = 3.6 when x = 0.9

A. f(x) = x + 2.7
B. f(x) = 4x
C. f(x) = 0.9x
D. f(x) = 0.25x

Answer: B

Mathematics

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A. 3x2 tanh-1 4x + 
B. 3x2 tanh-1 4x + 
C. 3x2 tanh-1 4x + 
D. 3x2 tanh-1 4x + 

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Solve the problem.Mary expects her GPA to be greater than 3.0. Express her expected GPA x as an inequality and graph the values of x. x = GPA

A. x ? 3.0
 x = GPA
B. x > 3.0

 x = GPA
C. x ? 3.0
 x = GPA
D. x < 3.0
 x = GPA

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Let U = {q, r, s, t, u, v, w, x, y, z}  A = {q, s, u, w, y}  B = {q, s, y, z}  C = {v, w, x, y, z}. Determine the following.C' ? A'

A. {r, t} B. {q, s, u, v, w, x, y, z} C. {q, r, s, t, u, v, x, z} D. {w, y}

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Mathematics

Find the exact value of the expression.tan 345°

A.
B. 2 + 
C. -2 - 
D.

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Mathematics