Evaluate
\left(x+\left(-6-2i\right)\right)\left(x+\left(-6+2i\right)\right)
Expand
x^{2}-12x+40
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\left(x+\left(-6+2i\right)\right)\left(x-\left(6+2i\right)\right)
Multiply -1 and 6-2i to get -6+2i.
\left(x+\left(-6+2i\right)\right)\left(x+\left(-6-2i\right)\right)
Multiply -1 and 6+2i to get -6-2i.
x^{2}+\left(-6-2i\right)x+\left(-6+2i\right)x+40
Apply the distributive property by multiplying each term of x+\left(-6+2i\right) by each term of x+\left(-6-2i\right).
x^{2}-12x+40
Combine \left(-6-2i\right)x and \left(-6+2i\right)x to get -12x.
\left(x+\left(-6+2i\right)\right)\left(x-\left(6+2i\right)\right)
Multiply -1 and 6-2i to get -6+2i.
\left(x+\left(-6+2i\right)\right)\left(x+\left(-6-2i\right)\right)
Multiply -1 and 6+2i to get -6-2i.
x^{2}+\left(-6-2i\right)x+\left(-6+2i\right)x+40
Apply the distributive property by multiplying each term of x+\left(-6+2i\right) by each term of x+\left(-6-2i\right).
x^{2}-12x+40
Combine \left(-6-2i\right)x and \left(-6+2i\right)x to get -12x.
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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