Expand
2x^{2}+5x-12
Evaluate
\left(2x-3\right)\left(x+4\right)
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2x^{2}+8x-3x-12
Apply the distributive property by multiplying each term of 2x-3 by each term of x+4.
2x^{2}+5x-12
Combine 8x and -3x to get 5x.
2x^{2}+8x-3x-12
Apply the distributive property by multiplying each term of 2x-3 by each term of x+4.
2x^{2}+5x-12
Combine 8x and -3x to get 5x.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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