[SOLVED] CS代考程序代写 (define (sqrt x)

(define (sqrt x)

(define (square y)
(* y y))

(define (good-enough? guess)
(< (abs (- (square guess) x)) 0.001))(define (average x y)(/ (+ x y) 2))(define (improve guess)(average guess (/ x guess)))(define (sqrt-iteration guess)(if (good-enough? guess)guess(sqrt-iteration (improve guess))))(sqrt-iteration 1.0 x))(define (foo a)(define (bar b)(+ a b))(bar (* a 2)))(foo 3);(foo 3);(define (bar b)(+ 3 b)) (bar (* 3 2));(bar (* 3 2));(bar 6);(+ 3 6);9(define (g x)(define (f y)(+ x y))(+ (f 3)(f 4)))(g 5);(g 5);(define (f y)(+ 5 y))(+ (f 3)(f 4));(+ (f 3)(f 4));(+ (+ 5 3)(+ 5 4));(+ 8 9);17(define (outer x)(define (middle y)(define (inner x)(+ x y))(inner (+ x y)))(middle (+ x 1)))(outer 3)