One zero of the polynomial 3x^2-mx-6 is 3/2. find m
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Step-by-step explanation:
p(x)= x^2+mx-6
p(3)=3^2+m*3-6
=9+3m-6
=9-6+3m
=3+3m
3+3m=0
3m= -3
m=-3/3
m=-1
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