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Deepak patra Asked a Question
January 22, 2022 1:04 pmpts 30 pts
Q.60-Let z = f(x.y), where fy) has continuous second order partial derivatives, and f. (2,1) = 5.6(2.1) =-2.fr(2.1) = 2, f(2.1) = 1.6y(2.1) = -4, then g(r(t),yt) when x()= 2t.y(t) = t and t = 1, is
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  • Navdeep goyal 1 Best Answer
    check attachment
    • cropped2718735225722811664.jpg
    • cropped1404111562270815960.jpg
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    Deepak patra
    sir could you please send the formal formula for this .... i didn't understand the 2nd derivative ???