Question

If product of the zeroes: (k + 2)x2 + 30x + 8k is 4/5 then value of k
(a) 2/7 (b) 7/9 (c) 2/9 (d) 24​

Answer 1

Answer:

Product of zeroes =c/a

4/5=8k/k+2

4k+8=40k

8=40k-4k

8=36k

8/36=k

2/9=k