(2 { x }^{ 2 } +1)-(-4 { x }^{ 2 } -8x
Evaluate
6x^{2}+8x+1
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6x^{2}+8x+1
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2x^{2}+1+4x^{2}+8x
To find the opposite of -4x^{2}-8x, find the opposite of each term.
6x^{2}+1+8x
Combine 2x^{2} and 4x^{2} to get 6x^{2}.
2x^{2}+1+4x^{2}+8x
To find the opposite of -4x^{2}-8x, find the opposite of each term.
6x^{2}+1+8x
Combine 2x^{2} and 4x^{2} to get 6x^{2}.
Examples
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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