Provide an appropriate response.If a relation exists between x and y, then we say that x  y or that y  x, and we write 

A. corresponds to; depends on
B. depends on; corresponds to
C. corresponds to; corresponds to
D. depends on; depends on


Answer: A

Mathematics

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Solve the problem.The temperature at the South pole was -2° at 8 am. At 3 pm, it was 3°. By how many degrees did the temperature rise?

A. by 1° B. by -1° C. by -5° D. by 5°

Mathematics

Use transformations of the graph of y = x4 or y = x5 to graph the function.f(x) = -5x4 

A.

B.

C.

D.

Mathematics

Factor completely. If the polynomial is prime, state so.125a3 - 8b3

A. (5a + 2b2)(25a2 - 10ab + 4b2) B. (5a - 2b)(25a2 + 4b2) C. (125a - 2b)(a2 + 10ab + 4b2) D. (5a - 2b)(25a2 + 10ab + 4b2)

Mathematics

Solve the problem.The temperature in Fairbanks is approximated by  where T(x) is the temperature on day x, with x = 1 corresponding to Jan 1 and  corresponding to Dec 31. Estimate the temperature, to the nearest degree, on day 345.

A. -25° B. 338° C. -7° D. -32°

Mathematics