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Evaluate 2t²-3u+ 2; t= -5, u=7 2t² - 3u +2=​
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5 votes
Evaluate
2t²-3u+ 2; t= -5, u=7
2t² - 3u +2=​

User Lingzhi Zhang
by
6.5k points

1 Answer

5 votes

Explanation:

2(-5)²-3(7)+2

-50-21+2

-71+2

69

it's substitution

User Konstantin Smolyanin
by
7.3k points
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