Evaluate
\left(10x-11\right)\left(8x+11\right)
Expand
80x^{2}+22x-121
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100x^{2}-121-2x\left(10x-11\right)
Multiply -1 and 2 to get -2.
100x^{2}-121-20x^{2}+22x
Use the distributive property to multiply -2x by 10x-11.
80x^{2}-121+22x
Combine 100x^{2} and -20x^{2} to get 80x^{2}.
100x^{2}-121-2x\left(10x-11\right)
Multiply -1 and 2 to get -2.
100x^{2}-121-20x^{2}+22x
Use the distributive property to multiply -2x by 10x-11.
80x^{2}-121+22x
Combine 100x^{2} and -20x^{2} to get 80x^{2}.
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y = 3x + 4
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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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