Find the value of ′a′, if (x− a) is a factor of x^3 − ax^2 + x + 2.

Asked by ramasareverma99 | 7th May, 2020, 02:03: PM

Expert Answer:

Since x - a is a factor of p(x) = x3 − ax2 + x + 2.
→ x = a and p(a) = 0
→ p(a) = a3a3 + a + 2 = 0
→ a = -2

Answered by Yasmeen Khan | 7th May, 2020, 02:18: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.