9) 5x+iy=9 10x-7y=-18

Q: 1) -141, Vī, -8.5 , vZ , 1000

A: Since you have asked multiple questions in single request.so we will answering only first question.

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A: NOTE: Refresh your page if you can't see any equations. . write it without parentheses

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A: As per Bartleby guidelines for more than one question asked only one is to be answered please upload…

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A: Partial derivatives: Laplace equation of the three dimensional.

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A: Topic:- application of algebra

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A: (a) We have given a partial differential equation ,  ∂u(x,y)∂x - ∂u(x,y)∂y = 0 We will use…

Q: B) the eignualues of A= 26,人2--9/2,=B then aB =2/b. B=-llc.Be/B--1 = 2

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 15. x³dA, R=[-4,4] × [0, 5]

A: ∬Rx3dA, R=-4,4×0,5

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Q: If, 12C, = 12C--2 then r = 12Cr-2 then r% = %3D Enter your answer

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A: Topic :-  function

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Q: 3 fin [ ха Txx² 2 - 1/2 to

A: To evaluate: ∫13lnx21+x212dx=∫1312lnx21+x2dx=12∫13ln x2-ln (1+x2)dx=12∫13(2ln x) dx-12∫13ln(1+x2)…

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Q: If an =n+ 3", n >0 then choose the correct option O az = 4a2 + 10a0 + 4 a3 4a2 - 10a0 4 аз — 4а2 +…

A: I have checked one by one for given option

Q: polimis ul 4x+5, if x3

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Q: 10 -6 -8 -10 -10 -8 -6 4 -202 6. S 10 4. 20 2. 2.

A: Thanks for the question :)And your upvote will be really appreciable ;)

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Q: こも-2a) + but-

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A: To find the identity 11) 14)

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A: Find the equation of the hyperbola

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Q: 2(x*y*)* 8,,9 2x®y9 16x®y ,9 16х16у20 2x16у20

A: This question is related to algebraic equation.

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A: the given expression is: -n2-4n3+2--8n2-4-6n3 we have to simplify the given expression.

Q: *** V· Vo = + ax2 dy2 az2

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A: To find the equation of graph.

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A: As per the guidelines, I am supposed to the first question only. Kindly repost the other questions…

Q: 13. The fxs xsin 3xdx is equal to

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Q: 14 -10 -9 -8 -7 -6 -5 8 9 10 -1 -2 6. 4, 3. 1. 3,

A: The graph of the function is given. we have to find function values

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Q: 3.2 Re(z1z2) = Re(z1) Re(z2) %3D

A: Let z1 = a+ib and z2 = x+iy ​ then z1z2 = (a+ib)(x+iy)                    = (ax−by) + i(bx+ay) So,…