Variants 1 dy/dx=x 2 + 2 Variants 1 dy -x y dy =1ly 4. dy -7x 1.

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Variants 1
dy/dx=x ² + 2

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Variants 1 dy -x y dy =1ly 4. dy -7x 1. =x +2 dx 2. =e* dx dt dx y" +10y" + 25 y' = 0 7. 6. y" - 2y' +5y=0 (2x +3y)dx = xdy 5. %3D y" - 2y'-3y= 4e* 10. 9. y" +9y=5cos(2t) 8. y" - 4y 10e* y" + 4y = 8cos(2t)+12sin(4t) 12. 11. y"-12y' +36y= e* grad o=? 13. ø(x, y, 2) = 2x' + y -z* +3xy? -3 yz' + 4x²z (x*y-yz) i+3y²z}-2xy°zk div a =? rot a = ? 14. a = Variants 1 dy -x y dy =1ly 4. dy -7x 1. =x +2 dx 2. =e* dx dt dx y" +10y" + 25 y' = 0 7. 6. y" - 2y' +5y=0 (2x +3y)dx = xdy 5. %3D y" - 2y'-3y= 4e* 10. 9. y" +9y=5cos(2t) 8. y" - 4y 10e* y" + 4y = 8cos(2t)+12sin(4t) 12. 11. y"-12y' +36y= e* grad o=? 13. ø(x, y, 2) = 2x' + y -z* +3xy? -3 yz' + 4x²z (x*y-yz) i+3y²z}-2xy°zk div a =? rot a = ? 14. a =

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