\left( { x }^{ 2 } +x-1 \right) \left( 2 { x }^{ 3 } -5x+8 \right) --(18x+5
Evaluate
\left(x^{2}+x-1\right)\left(2x^{3}-5x+8\right)+18x+5
Expand
2x^{5}+2x^{4}-7x^{3}+3x^{2}+31x-3
Graph
Quiz
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\left( { x }^{ 2 } +x-1 \right) \left( 2 { x }^{ 3 } -5x+8 \right) --(18x+5
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2x^{5}-7x^{3}+3x^{2}+2x^{4}+13x-8-\left(-\left(18x+5\right)\right)
Use the distributive property to multiply x^{2}+x-1 by 2x^{3}-5x+8 and combine like terms.
2x^{5}-7x^{3}+3x^{2}+2x^{4}+13x-8-\left(-18x-5\right)
To find the opposite of 18x+5, find the opposite of each term.
2x^{5}-7x^{3}+3x^{2}+2x^{4}+13x-8+18x+5
To find the opposite of -18x-5, find the opposite of each term.
2x^{5}-7x^{3}+3x^{2}+2x^{4}+31x-8+5
Combine 13x and 18x to get 31x.
2x^{5}-7x^{3}+3x^{2}+2x^{4}+31x-3
Add -8 and 5 to get -3.
2x^{5}-7x^{3}+3x^{2}+2x^{4}+13x-8-\left(-\left(18x+5\right)\right)
Use the distributive property to multiply x^{2}+x-1 by 2x^{3}-5x+8 and combine like terms.
2x^{5}-7x^{3}+3x^{2}+2x^{4}+13x-8-\left(-18x-5\right)
To find the opposite of 18x+5, find the opposite of each term.
2x^{5}-7x^{3}+3x^{2}+2x^{4}+13x-8+18x+5
To find the opposite of -18x-5, find the opposite of each term.
2x^{5}-7x^{3}+3x^{2}+2x^{4}+31x-8+5
Combine 13x and 18x to get 31x.
2x^{5}-7x^{3}+3x^{2}+2x^{4}+31x-3
Add -8 and 5 to get -3.
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