Use Euler's method with step size 0.3 to estimate y(1.5), where y(x) is the solution of the initial-value problem y = 4x + y², y(0) = -1. y(1.5)=

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A: Given that fxx-4,5=16 ,fxy-4,5=8,fyy-4,5=4  Then fxx-4,5fyy-4,5-fxy-4,52=16×4-82=64-64=0.

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A: x=rcosθy=rsinθx2+y2=r2dV=rdzdrdθx2+y2=4⇒r2=4⇒r=2 z2=49(x2+y2) ⇒z2=49r2 ⇒z=7rI=∭x2dV

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Q: -) a) Using the extended CIF compute: (Justify your steps! (dz 121=2 (2=5 dz iii) 12/1=3 (2+1) 812…

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A: I have explained everything with in the solution .please go through that.

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A: S=2πrh+3πr2V=πr2h+23rV=13π

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