Question

solve only one part​

Answer 1

the value of k =2

Hope it helps you❤❤❤❤

Answer 2

Part 1

x^2 + kx - 5/4 = 0

Given: 1/2 is a root

Put x = 1/2

(1/2)^2 + k*1/2 - 5/4 = 0

1/4 + k/2 - 5/4 = 0

(1 + 2k - 5) /4 = 0

(2k - 4)/4 = 0

k = 4/2 = 2