Math, asked by batmanj937, 1 year ago

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Which of the following cannot be a factor of x^5 - ax^3 + bx^2 + 200 ?

a) x^3 - 8
b) (x^2 - 25)
c) (x + 5)
d) (x + 15)​

Answers

Answered by aishu1337
1

I hope it will help u

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Answered by amitnrw
1

x + 15 can not be factor  for x⁵ - ax³  + bx²  + 200

Step-by-step explanation:

x⁵ - ax³  + bx²  + 200

x³(x² - a)  - 8(x² - 25)

= (x³ - 8) (x² - 25)

a = 25,

b = -8

(x² - 25) = (x + 5)(x - 5)

Hence (x³ - 8) , (x² - 25)  and x+ 5 are factors

so (x + 15) is not a factor

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