Answer / Surender Singh Negi

For a critical point (a,b) of a function f(x,y) to be a local maximum, the Hessian matrix (second-order partial derivatives) must be positive semi-definite and the gradient vector (first-order partial derivatives) must be zero at that point.

The imaginary unit I is numerically defined as what?

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find 55/1000=___

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Name the mathematician who wrote Sidhanta Siromani.

1 Answers   Mahatma Gandhi University,

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When a quadratic function is plotted on a typical graph, it assumes what shape?

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if z is the arithemtic mean between x and y , then the value of x/(x-z)+y/(y-z) is

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define the main difference of homogeneous and non-homogeneous equations?

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Explain the role of induction, intuition and logical reasoning in Mathematics.

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Prove that the function defined in example 24 is differentiable at (0,0).

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20 apple 1 rupees(indian currency)1 orange 1 rupee and 1 lemon 1 rupee.i wan to buy 100 fruits(above mentioned)for 100 rupees. tell me how much quantity of apple orange and lemon will be buy for 100 rupees. this is serious qstn.help me plzz????????

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disscuss 1st order differential equation on the basis of only theroy

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