Ask a New Question

Asked by TUHITUHI

if x-2 is a factor of polynomial x cube - 2ax square + ax - 1 what is the value of a ??
13 years ago

Answers

Answered by Reiny
let f(x) = x^3 - 2ax^2 + ax - 1
if x-2 is a factor, then f(2) = 0
f(2) = 8 -8a + 2a - 1 = 0
-6a = -7
a = 7/6
13 years ago
There are no AI answers yet. The ability to request AI answers is coming soon!

Submit Your Answer


We prioritize human answers over AI answers.

If you are human, and you can answer this question, please submit your answer.

Related Questions

I am trying to factor polynomials by grouping the first two terms and the last two terms, but I am h... how do u factor these polynomials~ 5x^2 - 5x-60 81-x^4 18a^2b-50b how do you factor the polynomial 3x^4-4x^3+4x^2-4x+1? i got (x-1)(3x-1)(3x^2+3) but the answer... Find the value of the polynomial when x = 4. 4x3 - 3x2 - 3x + 2 If 3 is a zero of the polynomial f(x), then which of the following is NOT necessarily true? A. (x... Look at the following polynomials and their factorizations: x^2-1=(x-1)(x+1) x^3-1=(x-1)(x^2+x... Perform the following polynomials divisions: (12 marks) (x2 - 7x - 12) ÷ (x + 2) (x3 + x2 – 3x +... Factor completely the polynomial. Indicate any that are not factorable using integers. x 2 – 4 x... There is at least one polynomial with real functions with 9+i as its only nonreal zero. A. The st... Which expressions are polynomials? Select each correct answer. Responses 4x+x√−1 4 x plus...
Submit Your Answer

Question

if x-2 is a factor of polynomial x cube - 2ax square + ax - 1 what is the value of a ??

Ask a New Question
Archives Contact Us Privacy Policy Terms of Use