Cody

# Problem 415. Sum the Infinite Series

Solution 2274862

Submitted on 12 May 2020
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

### Test Suite

Test Status Code Input and Output
1   Fail
x = 1; [c,s] = infinite_series(x); c_correct = -0.3800580037051224; s_correct = 0.3845865774434312; assert(abs(c-c_correct)<50*eps & abs(s-s_correct)<50*eps)

Error in solution: Line: 6 Column: 10 Invalid expression. Check for missing multiplication operator, missing or unbalanced delimiters, or other syntax error. To construct matrices, use brackets instead of parentheses.

2   Fail
x = exp(1); [c,s] = infinite_series(x); c_correct = 0.2832904461013926; s_correct = -0.2693088098978689; assert(abs(c-c_correct)<50*eps & abs(s-s_correct)<50*eps)

Error in solution: Line: 6 Column: 10 Invalid expression. Check for missing multiplication operator, missing or unbalanced delimiters, or other syntax error. To construct matrices, use brackets instead of parentheses.

3   Fail
x = sqrt(3); [c,s] = infinite_series(x); c_correct = -0.3675627321761342; s_correct = -0.2464611942058812; assert(abs(c-c_correct)<50*eps & abs(s-s_correct)<50*eps)

Error in solution: Line: 6 Column: 10 Invalid expression. Check for missing multiplication operator, missing or unbalanced delimiters, or other syntax error. To construct matrices, use brackets instead of parentheses.

4   Fail
x = 0.001; [c,s] = infinite_series(x); c_correct = 0.9984257500575904; s_correct = 0.0079069688545917; assert(abs(c-c_correct)<50*eps & abs(s-s_correct)<50*eps)

Error in solution: Line: 6 Column: 10 Invalid expression. Check for missing multiplication operator, missing or unbalanced delimiters, or other syntax error. To construct matrices, use brackets instead of parentheses.

5   Fail
x = pi/4; [c,s] = infinite_series(x); c_correct = -0.2042534159513846; s_correct = 0.5511304391316155; assert(abs(c-c_correct)<50*eps & abs(s-s_correct)<50*eps)

Error in solution: Line: 6 Column: 10 Invalid expression. Check for missing multiplication operator, missing or unbalanced delimiters, or other syntax error. To construct matrices, use brackets instead of parentheses.

6   Fail
x = 0.0263; [c,s] = infinite_series(x); c_correct = 0.9574346130196565; s_correct = 0.1214323234202421; assert(abs(c-c_correct)<50*eps & abs(s-s_correct)<50*eps)

Error in solution: Line: 6 Column: 10 Invalid expression. Check for missing multiplication operator, missing or unbalanced delimiters, or other syntax error. To construct matrices, use brackets instead of parentheses.

7   Fail
x = 6.273; [c,s] = infinite_series(x); c_correct = 0.9837633160098646; s_correct = -0.0568212139709541; assert(abs(c-c_correct)<50*eps & abs(s-s_correct)<50*eps)

Error in solution: Line: 6 Column: 10 Invalid expression. Check for missing multiplication operator, missing or unbalanced delimiters, or other syntax error. To construct matrices, use brackets instead of parentheses.

8   Fail
x = 31/7; [c,s] = infinite_series(x); c_correct = -0.2961416175321223; s_correct = 0.3148962998550185; assert(abs(c-c_correct)<50*eps & abs(s-s_correct)<50*eps)

Error in solution: Line: 6 Column: 10 Invalid expression. Check for missing multiplication operator, missing or unbalanced delimiters, or other syntax error. To construct matrices, use brackets instead of parentheses.

### Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!