e following functions, both defined on R³, are used for both questions 2 and 3. x² + 6xy + y2 - 3yz + 4z2- 10x-5y-21z (x² + 2y² + 3z?)e-(x²+y?+z*) a. b.

Q: The number of passengers using a rail link fell from 190205 to174989. Find the percentage decrease

A: It is given that the number of passengers using a rail link fell from 190205 to 174989.

Q: Values a and b satisfy (a + 1)2 + (b − 23)4 = 0. Compute the value of ab.

A: We have been given the equation (a + 1)2 + (b − 23)4 = 0

Q: Evaluate as indicated. If z(t)=2x2+7t-4. find z(-6) and z(3)

A: Topic:- algebra

Q: Given y =x2 -1, find A y. A 2r Ax+ Ax2 Ax2 C 2x Ax+ Ax²– 2 212+ 2x Ax+ Ax2-2

A: We will solve the problem

Q: x-1 3. If f(x) = 2x + 1 and g(x) = , then f(g(x)) = ? 2 a. x-1 b. 4x+2 5x+1 C. 2 (2x+1)(x-1) d.

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Q: a b If p q |x y C r ZI ja+x b+y c+z 5z -r = -4, evaluate 5x 5y -P -q

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Q: Find x and y if: 16*+2y 32*+3y 32 and 8x-y 16*+2y 8. ||

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Q: Determine, with justification, whether the series converges absolutely, converges conditionally, or…

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Q: 1 Find I = dx. x2-2x+8 Choose the factorization of the denominator from the following: Question 1)…

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

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Q: Let, A = [ 1 2 x 3 −1 2 ] and B = [ x y 1 ]. If AB = [ 6 8 ], find x and y.

A: Let, A = [ 1 2 x3 −1 2 ] and B = [xy1]. If AB = [68], find x and y.

Q: Determine |z| if z =2−3i.

A: z = x +i*y |z| = √(x2 + y2)

Q: Find x, y, z, and w. x 8 (2x- 1) (2x - 3) 7y (w + 1) (6y + 5) X = y =

A: Given x82x-1y67y=2x-3z55w+16y+5.

Q: If LEFH= (2x + 2)° and its complement LHFI = (x+1)°, then what is the value of x?

A: If two angles are complement of each other,  then sum of both angle is 90°.

Q: Question 2. If arx² + bx + c = a (x − d)² with a ‡ 0, find d in terms of a, b and c.

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Q: ...=AxB|^2| JĀ X B|? al . B= 2ī + 27 – 2K 3Ā = -i- 35 -k JS là

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Q: Group 2 x2 – 2r – 3 c(x) = x2 – 4x – 5 11 %3D 10 8 2. Fill the Table: 3. Graph the function: 4 3 2…

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Q: Evaluate √²+√2+1 dz. T3/2

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Q: Evaluate x +3 dx (x – 1)(x² + 25)

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Q: [2 -1 1T If A = 0 2 find A? li 11

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Q: If x? – 2x – 3 = (x+ A)² – B² , then the value of Bis %3|

A: Given that   x2-2x-3=(x+A)2-B2,  we have to find the value of B. To solve the problem we first…

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Q: A bag contains three red balls, two yellow balls, and two green balls. Suppose that we pick three…

A: let the number of red balls be denoted by R and number of yellow balls be denoted by Y. PR=0,Y=0=0…

Q: Question 2 12x +1 dxp. (2x- 1)2 (3x + 2)² Evaluate:

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Q: 1. 9. 2

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Q: . Let f(x) = x² + x + 3, g(x) = 5x + 3 and h(x) = 2x² – 4x + 1. Find the following: d. (fo h)(-5y)…

A: Composition of the function

Q: Find ох given that 2лу у? 2.xy ].x-[;] Y X Y

A: If we find partial derivative of any function f(x,y)  with respect to x then taking y as constant in…

Q: FINO Y = L A. Y = 6x (4) Yo B. C D. Yo [2 Ge 22-x²²0 ct. 86 +38 25² +53-3 -3x 20 -3x 3x 2x [등 -2x 2…

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

Q: 5л — 2 dx x2 +1 10.)

A: