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One factor of x^4+x^2-20 is x^2+5 the ot...

One factor of `x^4+x^2-20` is `x^2+5` the other factor is:

A

`x^2-4`

B

`x^2-5`

C

x-4

D

x+2

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MODERN PUBLICATION-POLYNOMIALS-EXERCISE
  1. If x^140+2x^151+k is divisible by x+1, then the value of k is

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  2. Let f(x) be a polynomial such that f(-1/2)=0

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  3. One factor of x^4+x^2-20 is x^2+5 the other factor is:

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  4. If (x-1) is a factor of polynomial f(x) but not of g(x), then it must ...

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  5. (x+1) is a factor of the polynomial a. x^3-2x^2+x+2 b. x^3+2x^2-x-2 c....

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  6. 6x^2+17x+5=

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  7. If (x+5) is a factor of p(x)=x^3-20x+5k, then k=

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  8. If x/y+y/x=-1 where xne0 and yne0 then the value of (x^3-y^3) is

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  9. The value of (369)^2-(368)^2=?

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  10. The coefficient of x in the expansion of (x+3)^3 is

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  11. If x+1 is a factor of the polynomial 2x^2+kx, then k=

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  12. If x^2-1 is a factor of ax^4+bx^3+cx^2+dx+e, then

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  13. For some integer m, every even integer is of the form:

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  14. For some integer q, every odd integer is of the form

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  15. n^2-1 is divisible by 8, if n is

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  16. If the HCF of 65 and 117 is expressible in the form 65m-117, then the ...

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  17. The largest number which divides 70 and 125, leaving remainders 5 and ...

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  18. If two positive integers p and q can be expression as p=ab^2 and q=a^3...

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  19. The product of a non-zero rational and irrational number is

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  20. The least number that is divisible by all the numbers from 1 to 10 is

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