1. Find the gradient of the function.  Reminder that the gradient is a vector.  Review the notation requirements below regarding vectors and be sure to use correct notation so that you are not marked down. f(x,y) = x^2 + y^2 - 10 upside down triangle f(x,y) = ??   2.  Given a point P on the plane and a normal vector n , find the equation of the plane. Review the notation requirements below regarding planes and be sure to use correct notation so that you are not marked down. P(3,0,1)  n = (-2,-4,6)   3.  Describe or sketch the level curve z=4 for the function below. z = sqrt (x^2 + y^2 - 9)

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A: Use the vector product to show the given vectors are parallel.

Q: please answer all i really need it and make sure it’s correct

A: Step 1: Step 2: Step 3: Step 4:

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Q: 4. Show that a 6 a + %3D

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Q: please answer all i really need it and make sure it’s correct

A: (10).       (11). Step 1:--    Step 2:--Step3:--(12).

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