Cody

# Problem 43290. Calculate numerical integration.

Solution 2489726

Submitted on 7 Jun 2020
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### Test Suite

Test Status Code Input and Output
1   Fail
x=0:0.01:1; y=@(x)x.^2 z_correct = 0.3334 assert(abs(integralx2(x,y)-z_correct)<0.001)

y = function_handle with value: @(x)x.^2 z_correct = 0.3334

Error using trapz (line 47) Dimension argument must be a positive integer scalar within indexing range. Error in integralx2 (line 5) z= trapz(x1,y); Error in Test1 (line 4) assert(abs(integralx2(x,y)-z_correct)<0.001)

2   Fail
x=0:0.01:1; y=@(x)x.^3 z_correct = 0.25 assert(abs(integralx2(x,y)-z_correct)<0.001)

y = function_handle with value: @(x)x.^3 z_correct = 0.2500

Error using trapz (line 47) Dimension argument must be a positive integer scalar within indexing range. Error in integralx2 (line 5) z= trapz(x1,y); Error in Test2 (line 4) assert(abs(integralx2(x,y)-z_correct)<0.001)