Answer
$t^3+2t^2-4t+ 5$
Work Step by Step
$(7t^5+14t^4-28t^3+35t^2) \div 7t^2$ = $\frac{7t^5}{7t^2} + \frac{14t^4}{7t^2} - \frac{28t^3}{7t^2} + \frac{35t^2}{7t^2}$ = $t^3+2t^2-4t+ 5$
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