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y=1/2x^4-5x^3+18x^2-19x what will be max...

`y=1/2x^4-5x^3+18x^2-19x` what will be max. value of slope at

A

(2,2)

B

(0,0)

C

(2,9)

D

`(3,(21)/(2))`

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The correct Answer is:
A
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JEE MAINS PREVIOUS YEAR-JEE MAIN 2021-SECTION-A
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  2. Let f be any function defined on R and let it satisfy the condition : ...

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  3. y=1/2x^4-5x^3+18x^2-19x what will be max. value of slope at

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  4. The intersection of three lines x-y=0 ,x +2y =3 and 2x +y=6 ...

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  5. Consider the three planes P1 :3x +15 y +21 z=9, P2 :x - 3y ...

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  6. The value of |((a+1)(a+2),a+2,1),((a+2)(a+3),a+3,1),((a+3)(a+4),a+4,1...

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  7. The value of int(- pi//2) ^(pi//2) ( cos^2 x)/( 1+3^x ) dx is

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  8. Let P(x,y) be a point which is a constant distance from the origin. Th...

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  9. For the statements p and q, consider the following compound statements...

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  10. Let a, b in R. If the mirror image of the point P(a, 6, 9) with respec...

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  11. Equation of plane through (1,0,2) and line of intersection of planes v...

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  12. If P is a point on the parabola y = x^2+ 4 which is closest to the str...

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  13. The angle of elevation of a jet plane from a point A on the ground is...

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  14. If n ge 2 is a positive integer, then the sum of the series ""^(n+1)C...

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  15. Let f(x)={(-55x,,,xlt-5),(2x^3-3x^2-120x,,,-5lexlt4),(2x^3-3x^2-36x+10...

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  16. Let f be a twice differentiable function defined on R such that f(0) ...

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  17. For which of the following curves, the line x + sqrt3 y = 2sqrt3 is th...

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  18. The value of the integral, int1^3 [x^2-2x–2]dx , where [x] denotes the...

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  19. Evaluate tan(1/4*Sin^-1(sqrt(63)/8))

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  20. The negative of the statement ~p vv (p ^^ q) is

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