Question

3l (
$3l(l - 4 + 5n)from \: 4l(10n - 3m + 21)$
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Answer 1

Answer:

Software engineering is] the application of a systematic, disciplined, quantifiable approach to the development, operation, and maintenance of software. IEEE Standard Glossary of Software Engineering Terminology,” IEEE std 610.12-1990, 1990.