LeNayNay95 LeNayNay95
  • 12-02-2014
  • Mathematics
contestada

express the sum radical -25+ 2radical-9 as a monomial in term of i

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daniela88
daniela88 daniela88
  • 12-02-2014
sqrt(-25)+2*sqrt(-9)= 5sqrt(-1)+2*3*sqrt(-1)= 5i+6i=11i

recall that i*i = -1 
:) 
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lexichips
lexichips lexichips
  • 31-01-2020

answer is -1 if i am right im not so sure tho

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