3 years ago

Find local maximum minimum and saddle points f(x,y)=xy-2x-x^2

1 answer:

3 0

To find such critical points, you have to differentiate the function and let the derivative equal zero. Since this function is y written in terms of x, but implicitly, you must use implicit differentiation. Do you know how to do that?

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A vertex a is at (-1, -2)

Flura [38]

Answer:

A'(-4,4)

B'(-2,11)

Step-by-step explanation:

6 unit up and 3 unit left

A (-1,-2) : 6 unit up → (-1,4) → 3 unit left → (-4,4)

A'(-4,4)

B (1,5) : 6 unit up → (1,11) → 3 unit left → (-2,11)

B'(-2,11)

8 0

3 years ago

The perimeter of a square of side 5 cm is 25 cm.<br>O True<br>O Falsethe perimeter of a circle

larisa [96]

Answer:

false

Step-by-step explanation:

I would assume false as if each of the fours sides of the square are 5 cm, then doing the equation 5×4 (unsing 4 for the each of the congruent sides) would give up 20 cm.

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3 years ago

The following are house prices in Southern California:

Afina-wow [57]

Answer:

A. 875,000

Step-by-step explanation:

Order them by least to greatest and then find the median from there so, 700,000; 750,000; 800,000; 875,000; 1,000,000; 1,160,000; 1,180,000

875,000 is the middle man so there is your answer

4 0

3 years ago

Read 2 more answers