Question

$$(7 { x }^{ 2 } -2 { x }^{ 2 } +3)(-3 { x }^{ 2 } +2x-4)$$

Evaluate

$\left(-3x^{2}+2x-4\right)\left(5x^{2}+3\right)$

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Expand

$-15x^{4}+10x^{3}-29x^{2}+6x-12$

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