find the remainder when 3 x cube minus 2 x square minus x + 1 is divided by X + 3 please give answer very urgent question
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sanskritimalik100:
put the value of x in P(x).
since,x+1 is a factor of p(x),then p(x) = 0.
putting the value of x.
a(-1) cube+ (-1) square- 2(-1) +4a -6 = 0.
-1a +1+2+4a -6 = 0.
1+2-6+4a -1a = 0.
-3+3a = 0.
3a = 3
a = 3/3
a = 1.
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