1.19: The equation where is a constant, has real unequal roots.

4PM1/2/November/2023 — Question 1 · 5 marks

The equation kx2+8x+3k=0\displaystyle kx^2 + 8x + 3k = 0 where k\displaystyle k is a constant, has real unequal roots.
Find the set of values of k\displaystyle k giving your answer in an exact simplified form.
(5)