Question

4) The difference between the roots of the equation x2 - 13x - k= 0 is 7 find K.​

Answer 1

Answer:

Let zeroes be alpha and beta

Alpha-beta = 7-(i)

Step-by-step explanation:

x²-13x-K=0

Alpha + beta = 13

Alpha-beta = 7 {From equation(i) }

_____________

2 Alpha = 20

Alpha = 10

Put the value of Alpha in the equation-:

100-130-k=0

k =-30 Ans

Answer 2

Step-by-step explanation:

For solution refer to annexure.