Find the value of b if a & -a are zeros of polynomial a * x ^ 2 + bx + c = 0
Answers
Answered by
1
Answer:
Let f(x)=(5x
3
+3x−1)(x−1)
Thus using product rule of differentiation,
f
′
(x)=(5x
3
+3x−1)
dx
d
(x−1)+(x−1)
dx
d
(5x
3
+3x−1)
=(5x
3
+3x−1)(1)+(x−1)(5.3x
2
+3−0)
=(5x
3
+3x−1)+(x−1)(15x
2
+3)
=5x
3
+3x−1+15x
3
+3x−15x
2
−3
=20x
3
−15x
2
+6x−4
Answered by
1
Answer:
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