Question

if x is equal to 3 is 1 root of the quadratic equation X square - 2K x - 6 equal to zero then find the value of k

Answer 1

Hey mate !!

here is your answer !!!

given zeros => 3

polynomial => x ² -2kx -6=0



on putting the Value of it's zeros we get


=> (3) ² - 2*3*k -6 = 0

=> 9-6 = 6 k


=> k = 1/2 .



hope it helps;D


thanks