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25 September, 23:05

X+3 is a factor of 2x5 + 3x4 + 25x2 - 1 by x + 3.

Select the appropriate response:

True

False

+2
Answers (1)
  1. 25 September, 23:28
    0
    False

    Step-by-step explanation:

    If x + 3 is a factor, x = - 3 should be a root

    2 (-3) ⁵ + 3 (-3) ⁴ + 25 (-3) ² - 1

    -19

    Since the remainder is non-zero, - 3 is not a root.

    Hence x+3 is not a factor
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