Cody

# Problem 549. root?

Solution 2934751

Submitted on 11 Sep 2020
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### Test Suite

Test Status Code Input and Output
1   Fail
assert(abs(rootof(@sin,3)-pi)<100*eps)

Undefined function 'fsolve' for input arguments of type 'function_handle'. Error in rootof (line 2) root=fsolve(foo, there); Error in Test1 (line 1) assert(abs(rootof(@sin,3)-pi)<100*eps)

2   Fail
assert(abs(rootof(@cos,1.5)-pi/2)<100*eps)

Undefined function 'fsolve' for input arguments of type 'function_handle'. Error in rootof (line 2) root=fsolve(foo, there); Error in Test2 (line 1) assert(abs(rootof(@cos,1.5)-pi/2)<100*eps)

3   Fail
assert(abs(rootof(@tan,0.05)-0)<100*eps)

Undefined function 'fsolve' for input arguments of type 'function_handle'. Error in rootof (line 2) root=fsolve(foo, there); Error in Test3 (line 1) assert(abs(rootof(@tan,0.05)-0)<100*eps)

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