Evaluate
3x\left(3x-2\right)\left(13x+6\right)
Expand
117x^{3}-24x^{2}-36x
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45x^{3}-36x-8x\left(3x-9x^{2}\right)
Use the distributive property to multiply 9x by 5x^{2}-4.
45x^{3}-36x-24x^{2}+72x^{3}
Use the distributive property to multiply -8x by 3x-9x^{2}.
117x^{3}-36x-24x^{2}
Combine 45x^{3} and 72x^{3} to get 117x^{3}.
45x^{3}-36x-8x\left(3x-9x^{2}\right)
Use the distributive property to multiply 9x by 5x^{2}-4.
45x^{3}-36x-24x^{2}+72x^{3}
Use the distributive property to multiply -8x by 3x-9x^{2}.
117x^{3}-36x-24x^{2}
Combine 45x^{3} and 72x^{3} to get 117x^{3}.
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{ x } ^ { 2 } - 4 x - 5 = 0
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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