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in Complex Numbers by (3.3k points)
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Evaluate:i √−16 + i√−25 + √49 − i√−49+14

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Best answer

i√−16 + i√−25 + √49 − i√−49+14

=i2 √16 + i2√25 + √49 − i2√49 + 14 

= 4i2 + 5i2 + 7 − 7i2 + 14

 = -4 – 5 + 7 + 7 + 14 

= -9 + 28 

= 19

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