x-1 is a factor of the polynomial 3x²+mx what is the value of m
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Answered by
7
-3 is the ans.
put the value of 1 as x in the equation and equate it to 0..u get the value of m as -3.
put the value of 1 as x in the equation and equate it to 0..u get the value of m as -3.
Answered by
7
x=1
p(x) = 3x^2 +mx
p(1)= 3(1)^2 + m(1)
= 3+m
-3 = m
p(x) = 3x^2 +mx
p(1)= 3(1)^2 + m(1)
= 3+m
-3 = m
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