#### Find the value(s) of k for which each of the following quadratic equation has equal roots:

(i) 3kx² = 4(kx – 1)

(ii) (k + 4) x² + (k + 1)x + 1 = 0

Also, find the roots for that value (s) of k in each case.

**Solution:**

**More Solutions:**

- Car A travels x km for every litre of petrol.
- Trader loses as much percent as the cost price of the article.
- Find the remainder on dividing f(x) by x – 2
- Find the remainder on dividing f(x) by (2x + 1)
- The value of k if on dividing 2×3 + 3×2 – kx + 5 by x – 2
- Number must be subtracted from 2×2 – 5x
- Show that (x + 3) and (2x – 1) are factors of 2×2 + 5x – 3.