Question

Find the integral using matlab quad inbuilt for function (x^2)*cos(x)+3*sin(x)*tan(x) for 0 to pi/4

Find the integral using matlab quad inbuilt for function (x^2)*cos(x)+3*sin(x)*tan(x) for 0 to pi/4

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Answer #1

clc;
clear all;
close all;
syms x y %define symbolic variables
fun=@(x) (x.^2).*cos(x)+3*sin(x).*tan(x);%define function element wise
a=0;%define lower bound
b=pi/4;%define upper bound
disp('The integral is')%display
quad(fun,a,b)%finds integral using quad

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