if 2x-1 is a factor of 4xcube-16xsquare+10x+k,then find value of k
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let p(x)= 4x^3-16x^2+10x+k
g(x) =2x-1
g(x)=0
2x-1=0
x=1/2
then
put x=1/2
p(1/2)=4(1/2)^3-16(1/2)^2+10(1/2)+k
=1/2-4+5+k
=(1-8+10)/2+k
k=3/2
g(x) =2x-1
g(x)=0
2x-1=0
x=1/2
then
put x=1/2
p(1/2)=4(1/2)^3-16(1/2)^2+10(1/2)+k
=1/2-4+5+k
=(1-8+10)/2+k
k=3/2
roshnisthebest:
thank you..but u took so much time..by the way thank you..i know it happens
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