Mathematics

Mathematics, 09.08.2019 20:30, mkn3347

if f (x) = 2(x)+5(x+2), complete the following statement:
the domain for fx) is all real numbers greater than or equal

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Mathematics, 21.06.2019 14:30, naenae6775

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

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Mathematics, 01.10.2019 20:00, jessicaisbaehood

The graph of the function f(x) = (x +2)(x + 6) is shown below. on a coordinate plane, a parabola opens up. it goes through (negative 6, 0), has a vertex at (negative 4, negative 4), and goes through (negative 2, 0). what is true about the domain and range of the function? the domain is all real numbers, and the range is all real numbers greater than or equal to –4. the domain is all real numbers greater than or equal to –4, and the range is all real numbers. the domain is all real numbers such that –6 ≤ x ≤ –2, and the range is all real numbers greater than or equal to –4. the domain is all real numbers greater than or equal to –4, and the range is all real numbers such that –6 ≤ x ≤ –2.

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if f (x) = 2(x)+5(x+2), complete the following statement:
the domain for fx) is all real numb...

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