latashamcmican latashamcmican

14-04-2017
Mathematics

contestada

Which of the following is a complex number?

A. -7
B. 2+ square root of 3
C. 4+9i
D. pi

Respuesta :

slippy2714 slippy2714

14-04-2017

The answer is: C, 4+9i

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14-04-2017

A complex number has a real part and an imaginary part. The standard form is a + bi, where a is the real part and bi is the imaginary part.
The only choice here that fits that criteria is letter C.

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i need help with this question an i cant get it wrong

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