Answer Happy

Find an ignition equation satisfying the water solution and use it to find the first five terms of the Maclaurin water supply in the general solution(please solve 1,5,9)
문제 1부터 12까지 급수가 만족하는 점화식을 찾고, 그것을 이용하여 일반해의 Maclaurin 급수의 처음 다섯 항을 구하여라. v'-xy=1-x 2. y' - x y = 4 _3.y' + (1-x)y=x 4. y'" + 2y' + xy = 0 (5xp" - xy' + y = 3 6. y'" + xy' + xy = 0 7.y" - x2y' + 2y = x 8. y'" + x y + 2y = 0 \y" + (1 - x)y' + 2y=1-x2 10. y'" + y' - (1 - x + x²)y=−5 육즙 11. y' + xy = cos x 12. y'" + xy' = 1-ex 1x100,- (0)5