Which of the following sets does notdescribe a function? A. {(x.y) |xy– y = x² } B. {(x. Y) |2y° - x = 0} c {(x.y) | 2xy = 1} c. {(x,y)|2xy = 1} D. {(x,y) | y² - 8x° = 0} - X =

Q: ds (cos (0)) COS

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Q: 2- Find the domain of the following functions:

A: Domain of a function is defined as the set of all possible inputs.

Q: For the function, find the domain. f(x, y) = 7/x-y

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Q: Plot both of the following functions, take a range (-6,6) f (x)=x* – 2x° +3x² – 9

A: The given function is fx=x4-2x3+3x2-9 and range of x is -6, 6. Consider some values for x and find…

Q: Evaluate the function: dx (x+1)–Vx+1

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Q: When dividing the polynomial f(x) by x-p, where p is a real number, the quotient Q(x), then is f'(p)…

A: In the first question it is given that, When f(x) is divided by (x-p), the quotient is Q(x). Now…

Q: Which graph represents the function y = 3cos x -1? (A) (B) 3 3 -1 -2 90 180 270 360 -1 90 180 -2 -3…

A: The graph for y=3cosx-1 is B. Amplitude : 3 Period : π  Phase shift :  none  Vertical shift : -1…

Q: wing function: f(x) = x² – 7x +10 the coordinates for the v-intercent.

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Q: Use the fplot command to plot the function f(t) = Vlcos(3x)+ sin (4x) in the domain -25 x S2.

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Q: Sketch the graph of f(x.y) = 5x +3y - 15. State the domain and range of the function Which of the…

A: Given the equation of the plane fx=5x+3y-15 which can be written as z=5x+3y-15. Take arbitrary…

Q: Q:: Find for the following functions: - 2) 3y3 + 2x2 - y = x

A: To find the differentiate

Q: Express the function in the form   f ° g  ° h

A: The given function is Rx=x-1 It is required to show the given function in the form of fogoh. So,…

Q: Q. N.2: Sketch the functions: a: 2xy = -5 b: x² = -4-y c: y² - 2y = x + 4, d: sketch the funcion xy…

A: (a) 2xy=-5

Q: What is the slope of the function? f(x) = x² +xy – y² = 5 at (1,1)? A. 3/2 B. No slope C. -3/2

A: we have to find the slope of the function . Given : f(x) =x2+xy-y2=5 at (1,1).

Q: Is the function symmetry or not and is it even or odd? y = x³/8

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Q: V Determine whether the following functions are harmonic or not. 1. 3xy+ 5xy2- 2y3 2. 3xy+ 2x-…

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Q: Exc. Eind. Lim (x-1) y3 2

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Q: Draw the domain of the function: f (x, y) = Va + y? + 5

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