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In the given figure graph of : y =p (x...

In the given figure graph of :
`y =p (x) = x ^(n)+a_(1) x ^(n-1) +a_(2) x ^(n-2)+ …..+ a _(n)` is given.

If `p (x) + k=0` has 4 distinct real roots `alpha, beta, gamma,delta ` then`[alpha]+[beta]+[gamma]+[delta],` (where [.] denotes greatest integer function) is equal to:

A

`-1`

B

`-2`

C

0

D

1

Text Solution

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The correct Answer is:
A
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VK JAISWAL-APPLICATION OF DERIVATIVES -EXERCISE (COMPREHENSION TYPE PROBLEMS)
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  6. Let f(x) lt 0 AA x in (-=oo, 0) and f (x) gt 0 AA x in (0,oo) also f ...

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  7. Let f(x) lt 0 AA x in (-=oo, 0) and f (x) gt 0 AA x in (0,oo) also f ...

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  8. Let f(x) lt 0 AA x in (-oo, 0) and f (x) gt 0 AA x in (0,oo) also f (...

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  9. In the given figure graph of : y =p (x) = x ^(n)+a(1) x ^(n-1) +a(2)...

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  10. In the given figure graph of : y =p (x) = x ^(n)+a(1) x ^(n-1) +a(2)...

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  13. The differentiable function y= f(x) has a property that the chord join...

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  14. The differentiable function y= f(x) has a property that the chord join...

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  15. Let f (x) =1+ int (0) ^(1) (xe ^(y) + ye ^(x)) f (y) dy where x and y ...

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