Ask Question
3 August, 04:28

Find the value of the polynomial:

6a^3-a^10+4a^3+a^10-8a^3+a for a=-3

+1
Answers (1)
  1. 3 August, 05:26
    0
    -57

    Step-by-step explanation:

    We can collect terms to simplify the arithmetic.

    ... = a^3 (6 + 4 - 8) + a^10 (-1 + 1) + a

    ... = 2a^3 + a

    ... = a (2a^2 + 1)

    For a = - 3, this is

    ... - 3 (2 (-3) ² + 1) = - 3 (2·9 + 1)

    ... = - 3·19 = - 57
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Find the value of the polynomial: 6a^3-a^10+4a^3+a^10-8a^3+a for a=-3 ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers