Question

if 1/2 is a root of this equation x2+kx-5/4 then the value of k is​

Answer 1

Answer:

1/2 is root of x^2+Kx-5/4

Step-by-step explanation:

p(x)=x^2+Kx-5/4

p(1/2)=1/2^2+k1/2-5/4

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

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

= 1/2k=3/2

k=3

hope it helps you