Evaluate
2\left(3x-1\right)^{2}-3
Expand
18x^{2}-12x-1
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2\left(9x^{2}-6x+1\right)-3
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(3x-1\right)^{2}.
18x^{2}-12x+2-3
Use the distributive property to multiply 2 by 9x^{2}-6x+1.
18x^{2}-12x-1
Subtract 3 from 2 to get -1.
2\left(9x^{2}-6x+1\right)-3
Use binomial theorem \left(a-b\right)^{2}=a^{2}-2ab+b^{2} to expand \left(3x-1\right)^{2}.
18x^{2}-12x+2-3
Use the distributive property to multiply 2 by 9x^{2}-6x+1.
18x^{2}-12x-1
Subtract 3 from 2 to get -1.
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