EXAMPLE 8.1n theo notEvaluate the following :(b)-25+-16(d) v/-36-./-49 – InterviewSolution

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EXAMPLE 8.1n theo notEvaluate the following :(b)-25+-16(d) v/-36-./-49t(a) 100roots-25

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a) √-100 = √100.√-1 = 10i

similarly b) √-25+√-16 = √25i+√16i = 5i+4i = 9ic) √-8 -√-2 = √8i-√2i = 2√2i-√2i = √2i d) √-36.√-49 = 6i.7i = 42i² = -42e) √-25/√-5 = 5i/√5i = √5

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