Need someone to check and make sure I got this right

Which of the following is the conjugate of a complex number with 5 as the real part and -2 as the imaginary part?

Question

Need someone to check and make sure I got this right

Which of the following is the conjugate of a complex number with 5 as the real part and -2 as the imaginary part?

anonymous · Answer

5 + 2i 

 -5 - 2i 

 -5 + 2i 

 5 - 2i 

i chose b

anonymous · Answer

@DemolisionWolf Hey man, di di get this correct?

anonymous · Answer

"The conjugate of a complex number a + bi is the same number, but with the opposite sign in the middle: a – bi"

so originally we would have 5-2i, then for the conjugate we'd have 5+2i

anonymous · Answer

Ah, I was kinda close. Thanks for checking for me!

anonymous · Answer

yep!
just remember that little rule I posted up ^_^