All SSAT Upper Level Math Resources
Example Questions
Example Question #1 :How To Graph Complex Numbers
Multiply:
FOIL the product out:
Example Question #1 :How To Graph Complex Numbers
年代implify:
Use the square of a binomial pattern to multiply this:
Example Question #3 :How To Graph Complex Numbers
Multiply:
This is a product of an imaginary number and its complex conjugate, so it can be evaluated using this formula:
Example Question #2 :How To Graph Complex Numbers
Multiply:
This is a product of an imaginary number and its complex conjugate, so it can be evaluated using this formula:
Example Question #5 :How To Graph Complex Numbers
Define an operationas follows:
For all complex numbers,
Evaluate
Example Question #1 :How To Graph Complex Numbers
Define an operationas follows:
For all complex numbers,
Evaluate
Example Question #1 :How To Graph Complex Numbers
Evaluate.
The expression is undefined.
Example Question #8 :How To Graph Complex Numbers
Define an operationas follows:
For all complex numbers,
Evaluate
Multiply both numerator and denominator by the conjugate of the denominator,, to rationalize the denominator:
Example Question #9 :How To Graph Complex Numbers
Define an operationas follows:
For all complex numbers,
Evaluate.
None of the other choices gives the correct answer.
Example Question #10 :How To Graph Complex Numbers
Define an operationas follows:
For all complex numbers,
Ifand, evaluate.
If, then
.
Distribute outto yield
Eitheror. However, we are given that, so
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