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Matilda Vaughn
Mathematics
6 December, 15:23
Evaluate 5x^2-9 when x=2
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Hana Gray
6 December, 15:33
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5x² - 9 = 11 when x = 2
Step-by-step explanation:
When x = 2, we replace x with 2 in the given expression
5 (2) ² - 9
5 (4) - 9
20 - 9 = 11
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