Chap 6 Error Analysis Homework 2 Ex 6.2 Q6

Go through the working and attempt to identify where the error is.

5 comments:

  1. he should have simplify rx5 before he multiply 18

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  2. There is a mistake at Line 2.
    He should have simplified the RHS part where (r x 5) to r5 before multiplying the bracketed part by 18.

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  3. There is a mistake in line 1 to 2, the mistake is in 18*(r*5)=18r*90 it should be 18*(r*5)=18*r*5+90r

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  4. In Line he should simplify RHS's (rx5) to r5

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  5. In line 2, he should multiply the 5r first then multiply the bracket part.

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