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Blaine Ali
Mathematics
24 July, 06:58
Evaluate 2b² - 3b + 4a² for a = - 6 and b=8
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Trevor Herring
24 July, 07:28
0
Step-by-step explanation:
2b^2 - 3b + 4a^2 ... a = -6 and b = 8
now we sub
2 (8^2) - 3 (8) + 4 (-6^2)
2 (64) - 24 + 4 (36)
128 - 24 + 144
272 - 24
248 <==
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