Solve the problem.In the following formula, f(x) is the minimum number of hours of studying required to attain a test score of x:   How many hours of study are needed to score 96?

A. 21.45 hr
B. 99.96 hr
C. 11.09 hr
D. 110.90 hr


Answer: C

Mathematics

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Provide an appropriate response.Does the graph of f(x) =   have a vertical tangent at the origin? Give reasons for your answer.

What will be an ideal response?

Mathematics

If the sides of a triangle are a, b, and c and they satisfy a2 + b2 = c2, the triangle is a right triangle. Determine whether the triangle with the given sides is a right triangle.a = 3, b = 4, c = 5

A. Yes B. No

Mathematics

Use transformations to graph the function. Determine the domain, range, and horizontal asymptote of the function.f(x) = -2x+3 + 4

A. domain of f: (-?, ?); range of f: (-?, -4); 
horizontal asymptote: y = -4

B. domain of f: (-?, ?); range of f: (-4, ?); 
horizontal asymptote: y = 4

C. domain of f: (-?, ?); range of f: (-?, 4); 
horizontal asymptote: y = 4

D. domain of f: (-?, ?); range of f: (-?, -4); 
horizontal asymptote: y = -4 

Mathematics

Evaluate the expression.

A.
B.
C.
D. 5
E. -5

Mathematics