F(x)= 2x+3/x-1, x ≠ 1, dan f^-1 adalah invers dari f. tentukan :
A. infers fungsi F
B. Nilai dari f^-1 (-3)​​

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.