Question

if x=1\2 is the polynomial of 3x^2+2kx-3 : find the value of K

Answer 1

hope this helps you..

Answer 2

sub x=1/2 in
3x^2+2kx-3=0
3*1/4+k-3=0
3/4-3=-k
3-12/4=-k
-9/4=-k
k=9/4

Hope this helps...
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