given that one of the zeros of cubic polynomial is x cube + 3 X square + 3 X + B then find the sum of reciprocal of other two zeros
Answers
Answered by
2
Correct option is
B
a
c
For the given equation, ax
3
+bx
2
+cx+d, 0 is the root of this equation implies d=0
Hence, the equation is x(ax
2
+bx+c)
The other two roots will be from ax
2
+bx+c
Product of the other roots =
a
c
Attachments:
Similar questions