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choli [55]
3 years ago
7

I understand some of this but this ones got me stumped i tried pemdas but im still lost

Mathematics
1 answer:
Mandarinka [93]3 years ago
6 0
Just replace x with its given value:

9x^{2}-4x-3~~~~\text{where }x=-2\\ \\ \\ 9\cdot (-2)^{2}-4\cdot (-2)-3\\ \\ =9\cdot 4+8-3\\ \\ =36+8-3\\ \\ =41
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