Question 10: If \(g(x)=7x-2\) and \(s(x)=8x^2-3\) find:
\((iii)\) \(\;\) \(g(-\frac{5}{3}) \)
Solution:
\(g(x)=7x-2\)
\(g(-\frac{5}{3})=7(-\frac{5}{3})-2\)
\(\ \ \ \ \ \ \ \ \ \ \ =-\frac{35}{3}-2\)
\(\ \ \ \ \ \ \ \ \ \ \ =\frac{-35-6}{3}\)
\(\ \ \ \ \ \ \ \ \ \ \ =-\frac{41}{3}\)