Question

30 +14k - 4k*2 ( factorise )​

Answer 1

Answer:

given 30 +14k-4k*2

Step-by-step explanation:

now arranging the quadratic eq - -4k*2+14k +30=0 now taking -commom

-{4k*2 -14k-30}=0. 4k*2 -14k-30=0. ,4k*2-20k+6k-30=0,4k{k-5}+6{k-5};=0, {4k+6}k-5}=0, 4k+6=0,k=-6/4=-3/2 or k-5=0 then k=5