check whether polynomial p(x)=2x^2-9x^2+x+12 is a multiple of 2x-3
Answers
Answered by
3
if 2x-3 is a factor of p(x) ,
then, 2x-3=0
thus, x = 3/2
so, p(3/2) = 2(3/2)^2-9(3/2)^2+(3/2)+12
= 9/2 - 81/4 + 3/2 + 12
= (18+81+7+58)/4
= 164/4
hence, your answer is ,
120.5
then, 2x-3=0
thus, x = 3/2
so, p(3/2) = 2(3/2)^2-9(3/2)^2+(3/2)+12
= 9/2 - 81/4 + 3/2 + 12
= (18+81+7+58)/4
= 164/4
hence, your answer is ,
120.5
Similar questions