A student's work to distribute and simplify a radical is shown below. Select the statement which best applies to the sample mathematical work. given (-5√20+√3) * (2+√3), i first distribute to get the expression - 10√20-5√60+2√3+√9, which i can simplify to - 40√5-20√15+2√3+3 for an answer. a. the student did not properly distribute the radicals b. the student overlooked combining one or more of the radical terms c. the student did not properly simplify all radicals d. the work shown above is correct
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