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please answer this ?

Asked by Prashant DIGHE | 20 Apr, 2020, 10:47: PM

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v equals x squared minus 5 x plus 4 a t space v equals 0 x squared minus 5 x plus 4 equals 0 x squared minus 4 x minus x plus 4 equals 0 x left parenthesis x minus 4 right parenthesis minus 1 left parenthesis x minus 4 right parenthesis equals 0 x equals 4 space a n d space x equals 1 a equals v fraction numerator d v over denominator d x end fraction a equals open parentheses x squared minus 5 x plus 4 close parentheses left parenthesis 2 x minus 5 right parenthesis a equals 2 x cubed minus 10 x squared plus 8 x minus 5 x squared plus 25 x minus 20 a equals 2 x cubed minus 15 x squared plus 33 x minus 20 a t space x equals 1 a equals 0 m s to the power of negative 2 end exponent a t space x equals 4 a equals 0 m s to the power of negative 2 end exponent

Answered by Utkarsh Lokhande | 21 Apr, 2020, 04:25: AM

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