Find the values of x, y and z that correspond to the critical point of the function f(x, y) 3x? – 7x + 5y + 2y²:

Q: f (x) = Vx² – 4.

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Q: Determine the direction where the function below decrease most rapidly at the point (1, 1, 1). f (x,…

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Q: -B -2 4 3 2 WH + 2 --3- -4 Y 2

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Q: Identify the x-intercepts for: f(x)=x²+x-12 O (0, -4) (3,0) O (-4,0) (3,0) O (0, -4) (0, 3) O(-4,0)…

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Q: Find the interval(s) where the function y = x – 2x² – 7x + 2 is concave down. Justify your answer.

A: Find the double derivative of y and then equate it to zero.

Q: Find f(3, - 4) if f(x.y) = 4x² + 3xy– 6y +6x- 3y – 7. frox (3, – 4) =

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Q: R= {(x,y) | X is the sister of y}

A: This is question of algebra Here set is given We have to find components of it Further calculation…

Q: R(w) = + Vw+5. 3w – 2

A: Domain = ?

Q: Given f(x, y) 90x + 80y - 2 – 4y? – xy, and evaluate f(8, 5). f(8, 5) = %3D

A: Given : fx , y = 90x + 80y - 2x2 - 4y2 - xy  To fine : f8 , 5 Solution : For value of fx , y , put x…

Q: Find the domain of the function f(x) = V-a? 3x + 4

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Q: e-X f(x, у) %3D x2 + y2

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Q: Given the function f(x, y) = V10 – x + y, evaluate f(2, 1) and f(-9, –3).

A: Given: fx,y=10-x+y for finding value of f2,1, we put x=2,y=1 in given expression so,…

Q: f(x, y) = /322 + 5y²

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