Solve.The winning times (in seconds) in a speed-skating event for men can be represented by the formula  where x represents the year, with x = 0 corresponding to 1920. (For example in 1992, x would be  According to the formula, what was the winning time in 1964? Round to the nearest hundredth.

A. 43.65 sec
B. 42.71 sec
C. 2057.26 sec
D. 44.59 sec


Answer: B

Mathematics

You might also like to view...

Find the exact function value.cos-1

A.
B.
C.
D.

Mathematics

Add the following complex numbers.

6 + 3j + 8 - 5j a. 2 - 14j b. 3 - 5j c. 14 - j d. 14 - 2j

Mathematics

Solve the equation.-9 = b - 12

A. {-21} B. {3} C. {-3} D. {21}

Mathematics

For the given functions f and g, evaluate the following composite function.f(x) = 6x + 2; g(x) = x + 7; Find (f ? g)(3).

A. 62 B. 200 C. 30 D. 27

Mathematics