Question

plz answer fast it's urgent

Answer 1

2x+3 is a factor of given polynomial 

so, -3/2 will be a zero of given polynomial

so, By Putting x = -3/2

2/5(-3/2)^2 -3k/2 + √5 = 0

= 2/5 * 9/4 -3k/2 + √5 = 0
9/10 - 3k/2 +√5 = 0

k = 10√5+9/15