The following bar graph shows the sales of books (in thousands) from 3 branches of a company in three consequtive years 2018, 2019 and 2020.
What is the ratio of the total sales of branch A for the year 2018 to the total sales of branch C for the year 2020 ?
If tan \(x=\frac{10}{17}\), then what is the value of sin X ?
\(\frac{7}{\sqrt{389}}\)
\(\frac{9}{\sqrt{389}}\)
\(\frac{10}{\sqrt{389}}\)
\(\frac{17}{\sqrt{389}}\)
If \(K + \frac{1}{K} + 2 = 0\) and K<0, then what is the value of \(K^{17} + \frac{1}{K^{11}}\) ?