4. Let 3 f(x, y, z) = x’yz-xyz3, 4 P(2, -1, 1), u =< 0, >...

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Answer 1

Answer #1

If you've written anything except question 4, it is not visible so I'm solving question 4 only.

9) а) си, 1, 2) = *** - 2 3 УҒ Си, у 2) = Əf ; an Of K 1 %| ? how, of On 24* - 923 y-z > (N - 23 ду af де u?y Зинг- soi gradi

bu) at point p (2, 1, 1), (uo=2 (10=2 , yoz-1,20=1) of (wo.yo,zo) if (unys? | n=no y = yo Z = zo putting values k in in it If

Answer 2

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