Question

please find the answer for this question​

Answer 1

Answer:

2x²+px-5=0

x=(-5) [Given]

=> 2(-5)²+p(-5)-5=0

=> 50-5p-5=0

=> 5p=45

=> p=9

put value of p in below equation,

p(x²-a)+k=0

=> 9(x²-a)+k=0

=> 9x²-9a+k=0

D=b²-4ac

0=(-9)²-4(9)(k)

0=81-36k

36k=81

k=9/4

hope it helps you.....

Answer 2

Answer:

9/4

Step-by-step explanation:

ln above procedure the value of k =9/4