If z varies direct to the square of y and y varies inverse to x (x,y,x) = (20,120,100) Then find the value of z when x=10 ?

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A: we have to find your when x=39

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A: Follow the procedure given below.

Q: z is jointly proportional to x3 and y3. If z=490 when x=8 and y=4, find z when x=6 and y=5. (Round…

A: z is jointly proportional to x3 and y3. So,   z  ∝  x3y3 z = kx3y3

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A: The given equation is y=6.08x.

Q: 2 The derivative of y = 3x? 3 + 3x is 2x 3 A. y =** 2 2 3 x° + x´ +3 3 4 4 В. у B. y' = +3 2x2 + 3x…

A: Derivative.

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Q: 1. y=x+5 y= 6

A: A system of linear equations is a set of one or more linear equations. Each linear equation…

Q: Find fxy(x,y) if f(x,y) = (x5+y³) 7. fxy(x,y) =

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Q: Assume that y varies jointly with x and the square root of z. f  y=30 when x=3 and z=25, then find…

A: Given y varies jointly with x & square revt at Z .If y = 30 when x = 3 & z = 25 .We have…

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Q: Find fx (x,y) and  fy (x,y).  Then find fx (2, -1) and fy(-4,3)

A: Given: f(x,y)=ln|3x4+5x2y2|∂f∂x|(2,−1)=fx(2,−1)=?∂f∂y|(−4,3)=fy(−4,3)=?

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Q: , хуян ху exy ху en y e xy enx = x=c e x = C/ - -

A: Yes, its correct.

Q: If z varies directly with the square of x and inversely with the cube of y, when x = 8, y = 2, and z…

A: Given that z varies with the square of x and inversly with the cube of y

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A: suppose that z  varies jointly with x  and y z=kxy where k is the constant of proportionality  Given…

Q: 1.) If z varies jointly and y= 8. as x and y, and z = 6 when x= 4 and y = 10, find z when x= 20 %3D

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

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Q: y = v1- x+ x2 ||

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Q: Find fxy(x,y) if f(x,y)= e 8xy² fxy(x,y)=

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Q: 2. Given that x2 + x-5 and y = when x = 2, find the value of y when x = %3D dx

A: Given: dydx=x2+x-5 and y=53 when x=2. Now, given equation dydx=x2+x-5 can be written as:…

Q: If x2 + y2 = 4 which has domain Dr=[-2,2] range Rf=[0,2]. Shrink and stretch it vertically by 3…

A: We are given:  x2+y2=4⇒y=4-x2=f(x) For shrinking vertically by 3 units , we have: f(x)→13f(x) Hence,…

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Q: y varies directly with x and indirectly with z. If y =9, when x=12 and z=4, find y when x=28 and…

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Q: 1 Find the direct variation equation given y = 2 when x = 5

A: This question is related to direct variation. We will solve this problem by using standard form of…

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Q: D.(1,2), where f(x, y) 14x-y in the directionof v (2,-1)

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Q: Find fxy(x,y) if f(x,y) = (x² + y²) 7. fxy(x,y) = ...

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Q: F(x,y, z) = 5x² + 2y² + 4xy + xz

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Q: What value of c will satisfy y(x) = c(1 – x²) given y(2) = 1 ? %3D ) Option 1 Option 2 2.

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Q: y varies directly as x, and y = 10 when x = 2.5. Find y if x = 18. %3D %3D y varies directly as ,…

A: Given y varies directly as x and y=10 when x=2.5 we find y it x=18 Now y varies directly as x…

Q: Find fxxy given that f(x, y) = e^xy^2

A: Given,   f(x,y)=e^x *y^2             we have to find fxxy

Q: 19. tag³z dz %3D tag' z tag²z dz tag³ z (sec' z – 1) dz %3D

A: The given is to find∫tan5 xdx

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Q: 2. Find in terms of Jo and J,: x²½(x)dx

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Q: Differentiate with respect to t 100 = x2 + y2

A: give equation ;- 100=X2+Y2 when we differentiate above equation with respect to t , we get

Q: Find fxy(x,y) if f(x,y) = (x5 +y³) 7.

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Q: 2. If y varies directly as x and y = 9 and x = 3, find the equation of variation. %3D %3D

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Q: What is the relationship between X and Y when V(X+Y) < V(X) + V(Y)?

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Q: f(x,y) = /² + y?

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Q: 3) If y varies directly with x and y is -6 when x is 2, what is x when y is -22?

A: Since you have asked multiple question, we will solve the first question for you as per our guide…

Q: y is inversely proportional to Vx y = 4 when x= 9 Work out an equation connecting y and x.

A: We have to write an equation connecting y and x for the given conditions: y is inversely…

Q: If x &lt; 0 and y &gt; 0, determine the sign of the realnumber. xy

A: Let x&lt;0 and y&gt;0

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.