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write a program to find the area under the curve y=f(x) between x=a and x=b integrate y=f(x) between the limits of a and b
#include float start_point, /* GLOBAL VARIABLES */ end_point, total_area; int numtraps; main( ) { void input(void ); float find_area(float a,float b,int n); /* prototype */ print(“AREA UNDER A CURVE”); input( ); total_area = find_area(start_point, end_point, numtraps); printf(“TOTAL AREA = %f”, total_area); } void input(void ) { printf(“\n Enter lower limit:”); scanf(“%f”, &start_point); printf(“Enter upper limit:”); scanf(“%f”, &end_point); printf(“Enter number of trapezoids:”); scanf(“%d”, &numtraps); } float find_area(float a, float b, int n) { float base , lower, h1, h2; /* LOCAL VARIABLES */ float function_x(float x); /* prototype */ float trap_area(float h1,float h2,float base );/*prototype*/ base = (b-1)/n; lower = a; for (lower =a; lower <= b-base ; lower = lower + base ) { h1 = function_x(lower); h1 = function_x(lower + base ); total_area += trap_area(h1, h2, base ); } return (total_area); float trap_area(float height_1,float height_2,float base ) { float area; /* LOCAL VARIABLE */ area = 0.5 * (height_1 + height_2) * base ; return (area); } float function_x(float x) { /* F(X) = X * X + 1 */ return (x*x + 1); } Output AREA UNDER A CURVE Enter lower limit: 0 Enter upper limit: 3 Enter number of trapezoids: 30 TOTAL AREA = 12.005000 AREA UNDER A CURVE Enter lower limit: 0 Enter upper limit: 3 Enter number of trapezoids: 100 TOTAL AREA = 12.000438
Define a structure of student class: Write a program to define a structure of student record in C. class student { char name[20]; int roll_no; int marks[2];
Write a program consisting of two functions (plus main). The first function should read in a number and then pass this back to main. This value should then be passed into a secon
A: Name mangling is the rule according to which C++ modify function's name into function signature before passing that function to a linker. It is how the linker differentiates amo
Description A long time ago in a galaxy far, far away, the country Mafghanistan had n cities and m old roads, where each road connected a pair of cities. Due to the treacherous mo
The program will consist of two text fields, two buttons, and a counter label. One text field will be input, where the user types the plain text. The second text field will be ou
Your task is to create a programming system for a ferry. The ferry transports passengers and vehicles (cars, busses, lorries and bicycles). The ferry has space for 200 passengers a
I have a very confusing assignment and I''m struggling to find the right place to begin or how to break the problem down.
Overloading Unary Operators class sign {int a,b,c; public: sign(){}; sign(int,int,int); void putdata(void); void operator-(); }; void sign::operator-() {a=
Write a program that takes the image tracks.jpg and finds Canny edges, and then finds lines in these edges using the Hough transform. The easiest way to do this is to take the prog
Described the differences among a C++ struct & C++ class? A: The default member & base class access specifies are distinct. It is one of the commonly misunderstood aspects of C+
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