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Mathematics 13 Online
OpenStudy (anonymous):

write the expression as a complex number in standard form (4-6i)(3-2i)

OpenStudy (mathstudent55):

Use FOIL to multiply the two complex numbers together. Remember that i^2 = -1

OpenStudy (anonymous):

how

OpenStudy (mathstudent55):

Multiply the First term of the first number by the First term of the second number. That's the F in FOIL. Then multiply the Outside terms. O in FOIL. Then multiply the Inside terms. I in FOIL. The multiply the Last terms. L in FOIL.

OpenStudy (mathstudent55):

|dw:1370901672027:dw|

OpenStudy (mathstudent55):

|dw:1370901739715:dw|

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