Identify the intervals of increase and decrease for the given rational function graph.

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Q: 7x² √x² +9y² f(x, y) "={₁x , (x, y) = (0,0) , (x, y) = (0,0)

A: Since there are more than one question, so find the solution of the first question.

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Q: 6. Convert your pair of complex numbers to polar form.

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Q: Let H be a subgroup of a group G with the property that for all a andb in G, aHbH = abH. Prove that…

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Q: What is the value of the beta function, B(x, y), where x and y are positive real numbers?

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Q: What is the total number of ways to arrange the letters in the word "MATHEMATICS"?

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Q: A halibut fishery has been modeled by the equation 6 x 107 1 + 2e-0.65t B(t) = t-∞ where B(t) is the…

A: A halibut fishery has been modeled by the equation,.We have to find the limiting value of .

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Q: Compute Uxxx for u(x, t) = 9 sech² (2x - 1). (Use symbolic notation and fractions where needed.)

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Q: Exercise 1.1.8 Write a system of linear equations that has each of the following augmented matrices.…

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Q: artition N into 8 countably infinite sets

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Q: b e f, B = i a x y a 8.37. Let A = d 9 e f Given that det(A) = 2 and det(B) = 3, find det(C). C 6; z…

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Q: =₁³-171. The vectors for Po. P₁, and p2 are 1 1 Fit a cubic trend function to the data (-2,6).…

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Q: Find the eigenvalues and eigenvectors of the matrix A = 181 X1 = and X₂ 15 = v₂ = = | 1 -5

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