Evaluate f(x) at the given x. Approximate the result to the nearest hundredth.f(x) = x-1.48, x = 1.9
A. 0.47
B. 0.39
C. 2.59
D. 2.11
Answer: B
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Determine whether the function is a polynomial function, a rational function, a radical function, or an exponential function.f(x) = 4x1/2
A. Polynomial
B. Rational
C.
| Radical |
D. Exponential
Solve the problem.A satellite dish is shaped like a paraboloid of revolution. The signals that emanate from a satellite strike the surface of the dish and are reflected to a single point, where the receiver is located. If the dish is 8 feet across at its opening and is 2 feet deep at its center, at what position should the receiver be placed?
What will be an ideal response?
Evaluate the expression.-
A. ±2 B. 2 C. 0 D. -2
The distance d from the point (x1, y1) to the line Ax + By = C is given by the formula 
Find the exact distance from the given point to the given line.(-2, 7), 5x + 12y = 8
A. 
B. 6
C. 
D. 