12 If a, x and y are three are given by b=x-(x along a and b respecti

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Q: 2 Z= 22,

A: Given  z=2x12+x1x2+4x22+x1x3+x32+2

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A: We know that x+80°=(5x)°. So,                 x+80°=(5x)°⇒(4x)°=80°⇒x°=20°

Q: 13 |xsin xdx ーT 15 (xsin xdx

A: I=∫ x sinx dxIntegration by parts;u=x, v=sinxI=x∫sinx dx-∫(1 ∫sinx dx) dxI=-x cosx +∫cosx dxI=-xcosx…

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Q: Q3 Evaluate fII, xyz dxdydz, 3 < x < -2,0 < y < 1,0 < z S.

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Q: = Express by ¡y¡ in the terms of x variables where y; = C₁jx; and bicik = 8%.

A: express bijyiyj in the terms of x variables where yi=cijxj             ...i and bijcik=δik…

Q: ∇×F=?   -24xz is incorrect！

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

Q: 3. Sole the following simultaneous ODE y₁ = y₁ + y₂ y₂ = 3y1 - y2 1. Add file *

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Q: Serp 40 Evalute f ff8esin ddado

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Q: (5) If x > 0 then 1/x > 0.

A: As per our guidelines we can answer only 1 question so kindly repost the remaining questions…

Q: Shaw that +8e cost+ 9e sint 4.

A: Some of the special formula regarding Inverse Laplace L-11s-a=eat L-11s2+a2=sint L-1ss2+a2=cost…

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Q: 10) s) =-2 -2

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Q: dx 19. S 16+9x² A. tan- () + B습tan-' () + ccot- () + c -1 В. + C 16 16

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Q: 3) Find the mZT= %3D

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Q: x = 36, y= -8 and z = 2. Evaluate each of the following and simplify your answer.      a)…

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Q: Ex: If f(3) = 0, show that əz дz x- x² + y = Z. (H.W.) əx Əy

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A: Solution is given:

Q: Express by ¡y; in the terms of x variables where y; = C¡¡x; and bicik = 8k.

A: Given equations as yi=cijxj and bijcik=δki