Question
On the axes, sketch the graph of each of these functions
(a)\(y=\frac{1}{x}\)
(b)\(y=4^{x}\)
Answer/Explanation
(a)
(b)
Question
Use the quadratic formula to solve the equation \(3x^{2}+7x-11=0\)
You must show all your working and give your answers correct to 2 decimal places.
x = ……………….. or x = ………………..
Answer/Explanation
\(\frac{-7\pm \sqrt{(7)^{2}-4(3)(-11)}}{2\times 3}\)
-3.41 and 1.08