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alexandr1967 [171]
3 years ago
8

Simplify the expression in detail plz

Mathematics
1 answer:
gayaneshka [121]3 years ago
5 0
<span>(18<span>t<span><span>​^2</span><span>​​ </span></span></span>+ 9<span>t^<span><span>​2</span><span>​​</span></span></span>) + (−7t −3t) + 20

</span><span><span>27<span>t<span><span>​^2</span><span>​​ </span></span></span>− 10t + 20</span><span>
</span></span><span>

</span>
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