Solve the problem.A long-distance runner runs 6 miles south and then 9 miles east. How far is the runner from the starting point? Round approximations to the nearest tenth. 
East --9 mi-->
A. 58.5 mi
B. 5.4 mi
C. 10.8 mi
D. 7.5 mi
Answer: C
Mathematics
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Solve the equation. Check your solution.2(y - 9) = 3y - 18
A. {18} B. {-36} C. {0} D. {-18}
Mathematics
Rewrite the quadratic function in standard form by completing the square.f(x) = x2 - 6x + 7
A. f(x) = (x + 3)2 - 2 B. f(x) = (x + 3)2 + 2 C. f(x) = (x - 3)2 + 2 D. f(x) = (x - 3)2 - 2
Mathematics
Solve the equation.
+ 4 = 7
A. {
, - 
}
B. {- 
, 
}
C. {
, - 
}
D. ?
Mathematics
Suppose that the present population of a city is 550,000. Use the equation P( t ) = 550,000e0.034t to estimate future growth. Estimate the population 50 years from now.
A. P = 3,012,651 B. P = 3,010,671 C. P = 3,010,093 D. P = 3,010,805 E. P = 3,010,950
Mathematics