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Mathematics 22 Online
OpenStudy (howard-wolowitz):

form of a+bi

OpenStudy (howard-wolowitz):

OpenStudy (cheesecakekitten):

@Howard-Wolowitz is bi

OpenStudy (howard-wolowitz):

A. -1-I

OpenStudy (howard-wolowitz):

b. -1-9I

OpenStudy (howard-wolowitz):

c. -6+20I

OpenStudy (howard-wolowitz):

d. -6+I

OpenStudy (cheesecakekitten):

?

OpenStudy (cheesecakekitten):

why did you delete your comment, punk?

OpenStudy (howard-wolowitz):

@akitav

OpenStudy (howard-wolowitz):

i thought u meant i was a sexual passive bi sexual guy

OpenStudy (cheesecakekitten):

yeah i did mean that

OpenStudy (anonymous):

option b)

OpenStudy (cheesecakekitten):

cheater

OpenStudy (howard-wolowitz):

no we worked it out dumb

OpenStudy (howard-wolowitz):

we message each other

OpenStudy (anonymous):

\[\sqrt{-1}=i\]

OpenStudy (anonymous):

so\[-3-\sqrt{-16}= -3-\sqrt{-1\times16}= -3-\sqrt{-1}\sqrt{16} = -3 -4i\]

OpenStudy (howard-wolowitz):

its B dude

OpenStudy (anonymous):

similarly \[2-\sqrt{-25} = 2-5i\] \[-3-4i+2-5i = (-3+2) +(-4i-5i) = -1 -9i\] @CheesecakeKitten its here for all to see now :)

OpenStudy (anonymous):

yes, option b is the correct answer

OpenStudy (anonymous):

@Howard-Wolowitz got any more questions?

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