blakeolson0800
25.09.2019 •
Mathematics
Rationalize the denominator of sqrt-16 / ((1+i)+(6+3i))
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Ответ:
Ответ:
The positive solution is 4.
Step-by-step explanation:
x^2-4=3x
x^2-3x-4=0
factor out the trinomial
(x-4)(x+1)=0
zero property,
x-4=0, x+1=0
x=0+4=4
x=0-1=-1
x=4, -1