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Paola Sutton
Mathematics
12 November, 02:46
Evaluate
2t²-3u + 2; t = - 5, u=7
2t² - 3u + 2=
+2
Answers (
1
)
Landyn Landry
12 November, 03:09
0
Step-by-step explanation:
2 (-5) ²-3 (7) + 2
-50-21+2
-71+2
69
it's substitution
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